Articles tagged with Animal Science
A new species of groundsnake, Lielaphis slashi, has been discovered in New Guinea and named after Slash from Guns N' Roses. The snake's unique characteristics and genetic makeup set it apart from other similar species.
Researchers found Asian small-clawed otters to be generally more active and visible when people were present, suggesting a possible positive effect of visitors on their welfare. However, the study's findings highlight the need for further research to better understand the complex interactions between zoo animals and humans.
A recent study with 100 pairs of mice found that elite athleticism does not shorten lifespan or limit reproductive success. The researchers observed that high runner mice bred for extraordinary distance running had no reduced reproductive success or lifespan compared to regular mice.
New research highlights the importance of preserving traditional cattle breeds' unique genetic profiles for resilience against disease and environmental challenges. These populations carry irreplaceable traits that could help future generations of farmers respond to global challenges such as climate change.
A new study by Oregon State University found that a cat-training program for children with developmental disabilities fosters healthy child behaviors and strengthens relationships between children and their family cats. The program also improves cats' social behavior, making them more confident and socially active.
A recent study has confirmed the presence of human herpesvirus 1 in four privately owned lemurs that died from the illness. The detection marks the first time researchers have been able to confirm human herpes virus in lemurs via molecular analysis.
A study found that most cats adapt to indoor living with minimal issues, while owners experience improved peace of mind, closer bonds, and reduced veterinary costs. Practical strategies like environmental enrichment can support successful transitions.
The BirdNET Live app can identify over 8,900 bird species and thousands of other animal sounds in real-time and offline. It is designed for nature conservation professionals, researchers, and amateur ornithologists, offering a practical solution for field conditions.
Researchers are studying foul-smelling substances to understand what attracts the New World screwworm, a flesh-eating parasite, to its favorite meal - open wounds. The goal is to develop better lures for trapping this serious threat to the livestock industry.
Researchers at Osaka Metropolitan University successfully generated red blood cell-like cells from canine induced pluripotent stem cells (iPSCs), marking a significant step towards artificial cell production for blood bank reserves. The study used CRISPR-Cas9 genome editing to target glycophorin A, allowing the team to visualize and tr...
Scientists have discovered that marsupial forelimbs rapidly develop over a four-day period, challenging current understanding of limb development in vertebrates. This finding highlights the unique biology of marsupials and has important implications for conservation efforts.
In California's human-dominated landscape, gray wolves predominantly feed on cattle, followed by mule deer and small mammals. This dietary composition suggests that coexisting with humans may be complex for wolf populations.
Researchers at Göttingen University found that virtual fences lead to a more even distribution of animals across the pasture and reduced movement near edges. Virtual fences also elicit similar behavior from cattle as conventional electric fences.
Darwin's Ark has established the world's largest community-powered pet research initiative, combining genetic data with owner information to explore questions about pet health, behavior, ancestry, and evolution. Researchers can collaborate by submitting a request form, accelerating discoveries that benefit animal and human health.
Scientists have made a breakthrough in understanding the diets of southern right whales, discovering they eat a wider variety of seafood than previously thought. Analysis of whale poo from around the world has revealed a diverse diet including crabs, shrimp, and jellyfish, which may help them adapt to climate change.
A new study confirms the existence of Manis aurita, a previously unrecognized Asian pangolin species, expanding biologists' understanding of pangolin diversity. The discovery provides crucial scientific basis for combating illegal poaching and protecting critically endangered animals.
Researchers at the University of Tokyo discovered that two tree snail species can alter their shell colors and patterns in response to humidity, using a process called refractive index matching. This unique mechanism has potential applications for smart sensors and materials.
Zebrafish and fruit flies have been found to share the same internal compass mechanism, with researchers identifying three intermingled rings that behave like a single circuit. The study provides evidence for convergent evolution of spatial navigation mechanisms in animals, with implications for understanding navigation in vertebrates.
A new study found that horse owners' psychological characteristics, including attachment styles and personality traits, shape how frequently they ride, train, and spend quality time with their horses. Owners who spent more time with their horses tended to be more emotionally connected, while those with higher avoidant attachment styles...
In a groundbreaking study, ordinary pet dogs and their owners excelled at finding spotted lanternfly egg masses, with teams outperforming trained human searchers by over 2:1 in dense vegetation. The research demonstrates the potential of community dog-handler teams as an early detection force to combat the invasive pest's spread.
Researchers at the University of Gothenburg found that horses in a children's zoo showed no significant increase in heart rate when petted by children, despite other sounds like barking dogs having no effect. However, they did exhibit increased stress when exposed to noise from an excavator.
Researchers found that octopuses can use mirrors to find food out of sight, displaying spatial cognitive abilities. The study shows that octopuses traveled to the correct side approximately 73% of the time when searching for a reward.
Honeybee queens are created through an elaborate process involving young worker bees constructing customized wax chambers with unique physical and chemical properties. Researchers identified a previously unrecognized class of young worker bees dubbed 'queen cell builders' that appear uniquely adapted for the task.
A new study from Stockholm University found that young guppies raised with visual contact to live fish developed larger brains and relatively larger olfactory bulbs compared to those with only screen-based exposure. This suggests that interactive social experiences during development may be important for normal brain growth.
A mobile app is being developed to identify disease-carrying insects from their wing patterns using machine learning, aiming to reduce the risk of disease transmission in low-income communities. The technology will enable rapid and accurate identification of vectors, tracing disease clusters and responding effectively to outbreaks.
Researchers found that cows stared longer at unfamiliar faces and could match a known handler's voice with their image. The animals' heart rates showed no emotional response to the faces or voices.
Researchers used data from over 4,000 Pugs, Bulldogs, and French Bulldogs to identify heritable traits that contribute to breathing disorders. The study suggests that improving respiratory health through selective breeding may help reduce the prevalence of brachycephalic obstructive airway syndrome (BOAS) in these breeds.
A new study reveals that four specific genes are crucial for the Atlantic herring's adaptation to low salinity in the Baltic Sea. The genes, expressed in sperm, eggs, and early embryos, enable the fish to reproduce successfully in brackish water.
A study of Maiasaura peeblesorum fossilized teeth reveals that juvenile dinosaurs likely received nutritious food while adults consumed tougher plant parts, indicating bird-like parental care. This behavior may have originated in dinosaurs and predates the emergence of birds.
The EVApeCognition Dataset is the largest and most comprehensive collection of experimental studies of great apes' cognition and behavior available globally. Researchers compiled over 262 experimental datasets from 150 publications, enabling unprecedented examination of how great apes think, learn, and understand their environment.
Researchers at Adelaide University found that a seaweed-derived compound can significantly reduce methane emissions from beef cattle, with no negative effects on calf growth or development. The study showed strong potential for reducing emissions in real-world farming conditions.
African elephants' genetic history shows they once moved across large distances, exchanging genes throughout the continent. However, current patchy habitats and human activities have led to genetic consequences of isolation, affecting conservation approaches.
A new study suggests that many animal communication signals, including those from insects, birds, mammals, and fish, repeat at nearly the same tempo of 2 hertz. This common tempo may reflect a shared biological constraint, enabling brains to detect signals more easily and process communication more efficiently.
A new study from UC Riverside shows that a locally adapted population of SoCal honeybees can naturally suppress deadly mites. The hybrid bees are less susceptible to Varroa mite infestations and cross-thresholds, making them more resistant than commercial breeds.
Researchers have created genetically modified marmosets with a knocked-out OTOF gene, replicating key characteristics of human deafness. The animals developed normally but were deaf from birth, offering a crucial tool for developing new therapies.
Researchers at the University of Bristol found that gentle human interactions trigger positive emotions in young chickens. The study's results suggest that early-life handling can shape animals' affective experiences and improve their welfare.
Wild grey squirrels show a preference for almonds over pumpkin seeds, even when they require a longer climb to reach. This suggests that animals may benefit from waiting or working harder for a better outcome in natural decision-making scenarios.
A comprehensive review reveals that barren housing rewires pain biology, amplifying and prolonging it. In contrast, enriched environments support natural pain regulation mechanisms, enabling early detection of illness. This systematic underestimation of animal pain has significant implications for welfare assessment frameworks, analges...
A new study reveals that hedgehogs can hear high-frequency ultrasound, up to 85 kHz, which could be used to design sound repellents for cars to deter them from roads. The findings suggest a potential solution to reduce hedgehog deaths, which are a major cause of road traffic accidents.
A new international survey reveals distinct differences in how veterinarians and animal welfare scientists in Japan and the UK perceive animal welfare, particularly animal behavior. The study found that cultural values, such as Japan's interdependence-oriented culture and the UK's individualistic society, influence attitudes towards an...
A recent study by the University of Konstanz investigated bumblebee decision-making behaviour, revealing that they take a 'shortcut' in information processing to save time. The insects primarily rely on flower colours to remember good food sources, but also recognize shapes and patterns.
A University of California - Riverside study has identified bed bugs' fear of water and wet surfaces, which affects their behavior and movement patterns. Researchers found that all bed bug ages and genders avoid wet surfaces, with younger insects being more sensitive to moisture.
A study analyzing tumours from almost 500 pet cats identified genetic changes that could help treat breast cancer in humans and animals. Similarities were found between feline mammary cancers and human breast cancers, suggesting potential avenues for therapy.
Researchers have developed a new method to map the location of honey bee 'dance floors,' where forager bees perform waggle dances. This method allows for accurate quantification and comparison of waggle dance regions, enabling better understanding of honey bee communication.
Researchers found that while the eclipse influenced sound activity and diversity, it didn't alter acoustic complexity. The study used novel acoustic capture devices to record animal vocalizations before, during, and after the April 2024 eclipse at three Ohio sites.
Researchers use advanced technology to pinpoint locations of elusive beaked whales diving to the seafloor off the Louisiana coast. The study reveals new insights into their behavior and detection range, shedding light on these mysterious creatures.
Researchers found that meerkats use soft-spoken sunning calls to stay socially connected and manage group hierarchies without direct physical contact. Subordinate meerkats responded more strongly to dominant calls, suggesting vocal exchanges help stabilize weak social relationships.
A study found that dogs experience changes in balance when hearing angry or happy human voices. Angry voices were most strongly associated with destabilization, while happy voices led to both stabilization and destabilization in some cases. The research suggests that emotional arousal may play a role in the dogs' responses.
Researchers at University of Queensland conducted hearing tests across ocean off Australian coast, finding humpbacks react to higher frequency sounds than expected. The study provides direct evidence humpbacks are highly sensitive to higher frequencies at the upper end of human hearing range.
A new study reveals how beluga whales in Alaska's Bristol Bay survive through a surprising strategy: they mate with multiple partners over several years. This polygynandrous system helps maintain genetic diversity despite the population's small size and isolation.
A new study quantifies the time spent in moderate to intense heat-related discomfort by South American beef cattle, finding they experience 280-2,800 hours of heat stress per year. Providing shade can reduce this impact by up to 85% and generate economic benefits.
In experiments, horses demonstrated a strong response to sweat from scared humans, exhibiting increased fear and avoidance behaviors. The study found that horses can smell human emotional odors, influencing their behavior and physiology
Researchers from Shedd Aquarium tracked queen conch movements to estimate the space needed to protect breeding populations. The study suggests establishing a 330-meter spatial buffer around breeding areas to help protect conch populations and serve as a practical tool for local management.
Researchers analyzed solitary mason bee gut metagenomes to understand how urban environments shape diet, microbiome stability, pathogen exposure, and antibiotic resistance. The study found that bees' gut ecosystems containing both bacteria and viruses are more resilient than bacteria-only communities.
A study on experimental microneedle painkiller patches in pigs has shown that the drug concentrations reached only about 2 micrograms per liter, which is 1,500 times less than the required effective dose. The patches work better on the neck than the ear and have shown safety and tolerability.
When their nest is disturbed, bumblebees respond by preparing to defend the nest, searching for the threat, warning potential intruders to stay away, and finally recovering from stress. They maintain heightened vigilance for around 4 minutes after the disturbance.
A recent study in a semi-captive facility in Lao PDR showed that male Asian elephants can coexist peacefully if introduced slowly. The research with 8 unrelated males demonstrated successful socialization without significant stress, providing new insights into elephant behavior and social interaction.
Research found that most people are poor at recognizing pain in horses, but those with more experience are better equipped to identify subtle cues. Higher levels of social anxiety also influenced pain recognition, particularly in humans, highlighting the need for education and training on equine welfare.
A new study reveals that four wild cat species in Guatemala's Maya Biosphere Reserve coexist without competitive exclusion by hunting in different vertical zones. Pumas primarily consume tree-dwelling prey, while jaguars and ocelots focus on ground-dwelling prey.
Researchers developed a wearable sensor to track thoroughbred horse movements and identify risk factors for catastrophic injury. The study found that horses with high risk scores were 44 times more likely to suffer fatal injuries, and implementing the technology could reduce fatal injury rates by nearly 20%.