Animal Science News
25th July, 2024
| Greg Howard
Host and Environment Influence Skin Bacteria of Axolotls
Recent research highlights the unique skin microbiomes of four endangered axolotl species, revealing how host and environment shape these microbial communities. This understanding could lead to targeted probiotic treatments to protect salamanders from deadly pathogens.
25th July, 2024
| Jenn Hoskins
Heart Rate Slows During Egg Incubation, Study Shows
Researchers developed a non-invasive device to monitor blue petrels' heart rates during egg incubation, revealing significant physiological adaptations to prolonged fasting. This innovative method offers valuable insights into seabird energy management without disturbing them.
25th July, 2024
| Jenn Hoskins
Early Insights on How Fish Immune Systems Fight Viral Infections
Researchers at Hunan Agricultural University discovered that the molecule BF/C2 plays a crucial role in grass carp's immune response to Grass Carp Reovirus (GCRV). Their findings highlight potential targets for developing treatments to combat this deadly virus in aquaculture.
24th July, 2024
| Greg Howard
Antibiotic Feeding Alters Bacterial Community and Pesticide Tolerance in Pests
Recent research reveals that gut bacteria in rice pests like Chilo suppressalis contribute to pesticide resistance. These symbiotic microbes enhance detoxifying enzymes, making pests harder to control and highlighting the need for integrated pest management strategies.
24th July, 2024
| Jim Crocker
Oregano Oil Supplementation Boosts Growth in Fish on Soy-Rich Diet
Oregano essential oil (OEO) may counteract the negative effects of high soybean meal (SBM) diets in fish, improving growth and reducing intestinal inflammation. A study shows that OEO at 2% or higher can enhance fish health, offering a sustainable solution for aquaculture.
24th July, 2024
| Jenn Hoskins
3D Parsley Scaffolds Guide Muscle Cell Growth for Lab-Grown Meat
Recent research shows decellularized parsley scaffolds with fibrous pore structures significantly enhance muscle cell differentiation, offering a promising method for producing high-quality cultured meat with better texture and nutritional content.
23rd July, 2024
| Jenn Hoskins
Bay Leaf Eye Drops and Their Impact on Cataract Formation and Oxidative Stress
Laurus Nobilis eye drops show promise in preventing cataracts by reducing oxidative stress in a study on rabbits. This non-surgical, antioxidant-rich treatment could be a cost-effective alternative in regions with limited access to cataract surgery.
23rd July, 2024
| Jim Crocker
Understanding African Ground Pangolin Behavior Using Motion Sensors
Researchers at the Tikki Hywood Foundation have validated the use of accelerometers to monitor ground pangolin behaviors, providing crucial insights for conservation. This non-invasive method enhances our understanding of these vulnerable animals, aiding efforts to protect them.
22nd July, 2024
| Greg Howard
How Fiber and Probiotics Affect Milk Production and Eating Habits in Dairy Cows
The University of Wisconsin, Madison study reveals that low-forage diets with microbial supplements boost dry matter intake and milk production in high-producing dairy cows, offering insights for optimizing diets to improve cow health and farm economics.
20th July, 2024
| Greg Howard
How Dietary Zinc Affects Gut Health in Pregnant Cows and Newborn Calves
A study by the University of Pennsylvania reveals that high dietary zinc has minimal impact on the microbiota and antibiotic resistance genes of gestating cows and their newborn calves, suggesting current zinc supplementation levels may suffice for optimal health.
20th July, 2024
| Jenn Hoskins
Farm Practices and Species Variety Linked to Higher Tuberculosis Risk on Farms
A study by Universidad de León reveals that older cattle, larger herds, fragmented farms, and wildlife presence increase TB risk in Western Spain's cattle farms. Targeted biosecurity measures can help manage and reduce this risk, aiding in TB eradication efforts.
20th July, 2024
| Jim Crocker
How Birth Year and Size Affect Reproduction in Adult European Sea Bass
Researchers at Damietta University found that spawning year and female brooder weight significantly impact the reproductive performance of European sea bass. This insight could improve brood selection and enhance aquaculture practices for this valuable species.
20th July, 2024
| Jim Crocker
New Sampling Plan to Classify Thrips Populations in Onion Fields
Cornell researchers developed a sequential sampling plan for onion thrips, cutting sample size by 78% and maintaining 96% decision accuracy. This method saves time and labor while effectively managing thrips populations in onion fields.
19th July, 2024
| Jenn Hoskins
How Land-Dwelling Creatures Evolved to Breathe Air
Researchers at The University of Tokyo have uncovered how different air-breathing adaptations evolved in terrestrial isopods. By studying three species, they revealed unique developmental processes, shedding light on the evolutionary journey from aquatic to land habitats.
19th July, 2024
| Jim Crocker
Genetic Patterns of Pond Turtles at the Northern Edge of the Pannonian Basin
This study reveals high genetic diversity in European pond turtles at the edge of their range in the Pannonian Basin, challenging the notion that peripheral populations have lower genetic diversity. It also finds evidence of hybridization between different subspecies.
18th July, 2024
| Jenn Hoskins
How Water Bugs Choose Their Food and Live Together
A study from Southwestern Oklahoma State University reveals that distinct prey preferences among predatory hemipterans help maintain their coexistence in aquatic ecosystems, supporting the idea that niche differentiation stabilizes biodiversity.
18th July, 2024
| Greg Howard
Comparing Brain Structure Connections in Humans and Chimps
A Paris-Saclay University study explores superficial white matter bundles (SWMBs) in human and chimpanzee brains using innovative methods, revealing differences in brain connectivity and gyrification, offering new insights into cognitive function and evolution.
18th July, 2024
| Greg Howard
CRISPR Gene Editing Shows Diversity in Mosquito Populations
Researchers are using CRISPR technology to genetically modify mosquitoes, aiming to reduce their ability to spread diseases like malaria. By targeting specific genes, they hope to create more effective and adaptable control strategies across diverse mosquito populations.
18th July, 2024
| Jim Crocker
Spider Mite and Bacteria Presence in Cotton Fields
Spider mites threaten cotton crops in Türkiye, with Tetranychus urticae and Tetranychus turkestani being the most common. The study links their pesticide resistance to endosymbionts like Wolbachia and Rickettsia, suggesting new pest management strategies are needed.
17th July, 2024
| Greg Howard
Challenges in Studying Livestock Attacks by Predators
A study by the State University of New York reveals that understanding livestock depredation at different scales can lead to more effective strategies for mitigating human-carnivore conflicts. Tailored interventions could reduce economic burdens and promote coexistence.
16th July, 2024
| Jenn Hoskins
Proteins in Shrew Venom Glands Help with Gland Function and Venom Creation
Researchers at Nicolaus Copernicus University uncovered 500 proteins in the venom glands of two shrew species, revealing roles in metabolism, stress response, and immune defense. This study enhances our understanding of venom's ecological and biological significance in mammals.
16th July, 2024
| Greg Howard
Comparing Hunting Choices in Hamsters Using Data Compression Techniques
Research reveals that ecological factors, not genetic differences, shape the hunting behaviors of Cricetinae rodents. The study shows that desert hamster P. roborovskii exhibits the most variable hunting patterns, suggesting advanced predatory skills influenced by environment.
16th July, 2024
| Jenn Hoskins
Tracking Polar Bear Movements with Fur- and Ear-Mounted Satellite Tags
York University researchers have developed innovative fur- and ear-mounted telemetry tags to track polar bears of all ages and sexes. This breakthrough addresses data gaps and enhances our understanding of polar bear behavior, crucial for conservation in a changing Arctic.
16th July, 2024
| Greg Howard
Dynamic Home Range of Small Rodents: A Pilot Study
UiT The Arctic University of Norway's study on grey-sided voles reveals that reproductively active males have larger home ranges, similar to other vole species. Overlapping ranges suggest non-territorial behavior, enhancing social interactions and mating opportunities.
15th July, 2024
| Jenn Hoskins
Benefits of Agave Supplement on Growth, Health, and Immunity in Chickens
A study by the University of Guanajuato found that a cobiotic made from Agave fructans and turmeric can improve growth, immune function, and gut health in broiler chickens, offering a promising alternative to antibiotic growth promoters.
14th July, 2024
| Jim Crocker
Lab-Made Alfalfa Scent Attracts Pregnant Mosquitoes in Experiments
A study by Addis Ababa University identified key bioactive compounds in alfalfa infusions that attract gravid Culex mosquitoes. This discovery could lead to more effective and efficient mosquito control methods, enhancing disease prevention and public health protection.
14th July, 2024
| Greg Howard
Factors Influencing Resting Behavior of Non-Breeding Seals in Antarctica
A University of Canterbury study reveals how weather factors like air temperature and wind speed affect Weddell seals' haulout behavior, improving satellite-based population estimates and aiding in the management of marine resources amid climate change impacts.
14th July, 2024
| Jenn Hoskins
Study on New Biological Controls Against Armyworm
A recent study shows that combining two biological agents, Beauveria bassiana and Heterorhabditis taysearae, is highly effective in controlling the destructive fall armyworm. This eco-friendly approach could offer a robust alternative to chemical pesticides in agriculture.
14th July, 2024
| Jenn Hoskins
Understanding How Traits Are Inherited in Farm Animals
The University of Liège study advances our understanding of livestock genetics by using heritability partitioning to estimate the impact of different genetic variants on traits like milk production and fertility, promising more efficient breeding programs.
14th July, 2024
| Greg Howard
How Overlapping Territories of Possums Affect Disease Spread
A study on brushtail possums in New Zealand reveals that adult males, with higher home range overlaps, play a key role in TB spread. Insights on age, sex, and density-related overlaps can help develop targeted control strategies to curb bovine TB in cattle industries.
13th July, 2024
| Jenn Hoskins
Testing the Antimalarial Effectiveness of Cilantro Leaf Extract in Living Models
Researchers at Addis Ababa University found that coriander leaves, used in Ethiopian folk medicine, significantly reduced malaria in mice. This study supports traditional remedies and highlights the need for new antimalarial drugs amidst rising drug resistance.
13th July, 2024
| Jim Crocker
Dietary Supplement Boosts Health and Metabolism in Older Laying Birds
Silymarin, a natural liver-protective compound, improved egg production and feed efficiency in late-stage laying hens. The study found that 500 mg/kg of silymarin optimized liver health and lipid metabolism, suggesting it as a promising supplement for poultry.
13th July, 2024
| Jim Crocker
Using Sound Tracking to Help Manage Basking Shark Populations
Queen's University Belfast's study using acoustic telemetry reveals detailed migratory patterns of basking sharks in Ireland and Scotland, highlighting the importance of international collaboration for effective conservation of these highly mobile marine species.
13th July, 2024
| Greg Howard
Evaluating the Safety of Insecticides on Beneficial Wasps in Labs and Fields
Research from the University of Trento reveals that while spinosad and λ-cyhalothrin are highly toxic to the parasitoid Ganaspis brasiliensis, cyantraniliprole shows promise as a selective pesticide for managing the spotted wing drosophila in integrated pest management programs.
13th July, 2024
| Jenn Hoskins
Organic Fertilizers Boost Helpful Mite Populations in Apple Orchards
Boosting native predatory mites with organic fertilizers can naturally control spider mites in apple orchards, enhancing sustainable agriculture. Research shows organic materials promote prey mites, supporting predator mites and reducing pesticide reliance.
13th July, 2024
| Jenn Hoskins
Mineral Deficiency in Dairy Cows and Nutrient Content in Feed and Supplements
The University of Surrey's study on dairy cows in Sri Lanka revealed widespread iodine and cobalt deficiencies, impacting cow health. It also highlighted regional variations in toxic elements like cadmium and lead in feeds, stressing the need for tailored nutritional strategies.
13th July, 2024
| Jim Crocker
Study of Dangerous Newcastle Disease Virus Strains Found in Deceased Chickens
Researchers at Sokoine University of Agriculture found significant genetic diversity in Newcastle disease virus strains in East Africa, complicating vaccine development and disease control. Continuous monitoring and region-specific vaccines are essential for effective management.
12th July, 2024
| Jim Crocker
Genetic Analysis of Local Sheep from the Southern Taklamakan Desert
Researchers at Tarim University analyzed the genomes of indigenous and foreign sheep breeds, revealing genes linked to desert adaptability, disease resistance, and wool traits. These findings offer crucial insights for breeding resilient livestock amidst climate change.
12th July, 2024
| Jim Crocker
How Water Clarity Affects Feeding and Survival of Young European Smelt
A study by the Thünen Institute reveals that European smelt larvae thrive at moderate turbidity levels (100-200 NTU) but suffer at high levels (300+ NTU). These findings can guide conservation efforts to manage smelt populations in turbid rivers affected by human activities.
12th July, 2024
| Greg Howard
Brain-Boosting Benefits of Natural Compounds for Alzheimer's-like Symptoms
A study from Hamadan University shows that Dehydroepiandrosterone (DHEA) and Hericium erinaceus mushroom extract can mitigate Alzheimer's-like symptoms in rats by boosting antioxidant defenses and BDNF levels, offering a promising therapeutic approach for AD.
12th July, 2024
| Jim Crocker
New Sightings of Two Jellyfish Species in the Northwest Mediterranean Coast
Jellyfish blooms are increasingly impacting coastal economies and environments. A study by Beijing Forestry University documents new jellyfish species in the Moroccan Mediterranean, emphasizing the need for ongoing research and innovative solutions to manage these outbreaks.
12th July, 2024
| Jenn Hoskins
A Multilayered Farming System for Producing Black Soldier Fly Larvae
The University of Malta's study shows mealworm and black soldier fly larvae can convert kitchen waste into protein-rich biomass, offering a sustainable solution for animal and aquaculture feed, aligning with the UN's goals for ending hunger and promoting responsible consumption.
12th July, 2024
| Jenn Hoskins
Immune System Changes in Roundworms After Exposure to Radiation
The IRSN study reveals that adaptation to radiation in Caenorhabditis elegans leads to decreased host defense, highlighting significant evolutionary trade-offs. This underscores the importance of considering these costs in ecological risk assessments.
11th July, 2024
| Jim Crocker
Fish Choosing Their Own Alternative Diets
A study from Universidad de Murcia reveals that Nile tilapia prefer a diet with alternative ingredients, while gilthead seabream show no strong preference. This shift towards considering fish preferences may lead to more ethical and sustainable aquaculture practices.
11th July, 2024
| Jenn Hoskins
Are There Downsides for Boll Weevils in Dry Cotton Bolls?
A study reveals that boll weevils from dry cotton bolls have higher reproductive rates, longevity, and feeding activity than those from flower buds or traps. These insights can help develop better pest management strategies for cotton producers.
11th July, 2024
| Jim Crocker
Key Genetic Regions Linked to Growth and Feed Efficiency in Mink
Advancements in genome assembly and a 70K SNP array for American mink reveal genetic regions linked to growth and feed efficiency. This study identifies key genes and ROH regions, aiding sustainable breeding programs and enhancing mink population traits.
9th July, 2024
| Jenn Hoskins
How Temperature and Stirring Affect Bacterial Growth in Raw Cow Milk
A study reveals that temperature and agitation significantly boost biofilm formation by harmful bacteria in raw cow milk, increasing contamination risk. These insights are crucial for developing better safety measures to mitigate raw milk-related health hazards.
9th July, 2024
| Jenn Hoskins
How Health and Environment Impact Fruit Fly Attraction to Lures
Researchers at the University of Pretoria found that nutritional status, age, and temperature significantly influence fruit fly lure responses. These insights can refine trapping systems and improve pest management, making agricultural practices more sustainable.
8th July, 2024
| Jenn Hoskins
Natural Inhibitors for Enzymes Linked to Disease Spread in Humans
Researchers from the Pasteur Institute of Iran have identified natural inhibitors from tomato and potato that can disrupt malaria parasite development in mosquitoes by targeting key enzymes. This novel approach could enhance malaria control strategies and reduce transmission.
8th July, 2024
| Jenn Hoskins
First Observations of Mating Behavior and Sounds in Wild Leopard Seals
Baylor University's study unveils the first wild courtship of leopard seals in South America, highlighting distinct male and female behaviors and complex vocalizations. This research deepens our understanding of their mating rituals and the role of vocal communication.
8th July, 2024
| Greg Howard
Dietary Fats and Astaxanthin Impact the Color of Arctic Fish
Optimizing astaxanthin and dietary lipids can significantly enhance the red pigmentation of Arctic charr, boosting their market appeal and nutritional value. Memorial University’s study reveals how these dietary tweaks can improve fish quality, aligning with consumer preferences.
7th July, 2024
| Greg Howard
Forest Structure Matters for Fishers: Specialized Resting, Generalized Movement
A U.S. Forest Service study reveals Fishers need different habitats for different activities. While mature trees are crucial for resting, varied habitats are used for foraging and moving. This highlights the importance of considering behavioral states in wildlife conservation.
7th July, 2024
| Greg Howard
More Urban Roads Linked to Gut Damage in Social Bees
Urbanisation harms bees by causing histological damage to their midgut, crucial for digestion. A study found bees in polluted areas had more cellular disorganisation and cell death, affecting their health and pollination roles, underscoring the need for conservation efforts.
7th July, 2024
| Jenn Hoskins
Size Differences in Freshwater Prawn Claws Found in Lake and River System
Freshwater prawns, especially Macrobrachium vollenhovenii, show promise in fighting schistosomiasis and providing protein in West Africa. A study reveals genetic differences among claw types, aiding precise aquaculture practices for sustainable use and disease control.
7th July, 2024
| Jenn Hoskins
Preparing Green-Lipped Mussels for Live Transport by Slowing Their Metabolism
The University of Auckland found that using magnesium chloride to relax Green-lipped mussels disrupts their metabolism, indicating stress. This calls for careful anesthetic use in research and aquaculture to ensure accurate results and animal welfare.
7th July, 2024
| Jenn Hoskins
DNA Analysis Shows Diverse Diets of Arctic Seabirds
Researchers from Wageningen University used DNA-metabarcoding to study Arctic seabird diets, revealing a rich diversity of prey and highlighting the method's potential for cost-effective, non-invasive monitoring of environmental changes impacting marine ecosystems.
7th July, 2024
| Greg Howard
How Dietary Iron Affects Semen Quality Through Inflammation and Oxidative Stress
A study by Huazhong Agricultural University reveals that current iron supplementation guidelines for boars are inadequate, affecting their semen quality. The research suggests revising these guidelines to improve reproductive performance and economic outcomes in swine production.
6th July, 2024
| Jenn Hoskins
How Orchid Bees Evolved to Produce and Collect Their Own Scents
Researchers at Ruhr-Universität Bochum reveal that male orchid bees rapidly evolve species-specific perfumes for mating, highlighting their role in species recognition. Contrastingly, their labial gland secretions evolve more slowly, influenced by biochemical constraints.
6th July, 2024
| Jenn Hoskins
How Genes and Epigenetics Shape Muscle Growth in Young Chickens
Researchers at China Agricultural University used advanced genomic techniques to uncover key genes and regulatory networks driving rapid muscle growth in broilers, offering new insights for enhancing growth performance and meat quality in poultry farming.
6th July, 2024
| Greg Howard
Species Composition and Genetic Connectivity of Deep Fjord Bivalves
Thyasirid bivalves in fjord basins show distinct genetic clusters due to limited gene flow and local adaptation. This study reveals how fjord's unique habitats shape benthic species' ecology, offering insights for conservation and environmental monitoring.
6th July, 2024
| Jim Crocker
Competition between Brown Stink Bug and Corn Earworm in Field Corn
A Clemson University study reveals that brown stink bug feeding on corn reduces earworm larvae and their damage, but also cuts grain yield by up to 92%. Understanding this pest interaction can help farmers develop better management strategies and combat Bt resistance.
6th July, 2024
| Greg Howard
How the Common Wolf Spider Adapts to Low-Oxygen Environments: A Molecular Study
Researchers at Hunan Normal University reveal that Pardosa pseudoannulata adapts to low oxygen by altering energy and antioxidant pathways. This study enhances our understanding of how organisms survive hypoxic stress, crucial as natural disasters increase.
6th July, 2024
| Jim Crocker
Mason Bees Boost Pollination of Sweet Cherry and Pear Crops
Adding blue orchard bees to honey bee-pollinated orchards boosts fruit set in cherries and pears, though not yields. This pollination "insurance" can help mitigate risks from honey bee shortages and improve agricultural resilience.
6th July, 2024
| Greg Howard
Understanding the Spread and Immune Response to a Blood Parasite in Horses
Cairo University identified specific tick species transmitting the parasite causing equine piroplasmosis and examined the immune response in horses. Findings reveal increased oxidative stress and immune gene expression in infected horses, aiding in better disease control.
6th July, 2024
| Jim Crocker
Factors Influencing Food Choices for Young Children in Rural Areas
A study by Hawassa University reveals low consumption of animal source foods among young children in rural Ethiopia. Key factors like household food security, livestock ownership, maternal education, and agricultural diversity significantly influence dietary practices.
4th July, 2024
| Greg Howard
Detecting Nasal Parasite Infections in Camels Using Purified Glycoprotein
Researchers have developed a highly accurate ELISA test to diagnose nasal myiasis in camels, caused by C. titillator larvae. This new tool improves detection, benefiting camel health and productivity, and offers a significant advancement over traditional methods.
