Articles tagged with Animals
Researchers found that bison hunters stopped using a kill site in central Montana around 1,100 years ago due to severe droughts. The team's study suggests that environmental stressors, social and economic pressures, and the need for larger hunting operations drove the abandonment of the site.
A new study reveals that more than 7,000 adult Magellanic penguins were killed by pumas in just four years, posing a significant threat to the penguin population. The research suggests that high puma predation rates could exacerbate reproductive decline and juvenile mortality, ultimately putting the colony at risk of extinction.
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 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.
Research finds a correlation between dog behavioral traits and salivary hormone cortisol and neurotransmitter serotonin levels. Well-behaved dogs tend to have lower cortisol levels and higher serotonin levels, suggesting a link between canine temperament and physiological concentrations of hormones and neurotransmitters.
A study by Dutch police dog handlers revealed that confident, persistent, and resilient dogs with no insecurities are most suited for professional deployment. The research aimed to explore the ideal characteristics of scent detection dogs for successful police work.
A new eDNA-based method has been developed to detect vulnerable Amazonian manatees in the remote western Amazon. The study reveals that these freshwater mammals are most commonly found in areas with low human activity.
A new Royal Society paper proposes a model of adaptive decision making in naïve animals, showing early biases are surprisingly widespread and interact to support survival. This 'unsupervised strategy' can help inexperienced animals and artificial intelligence reduce the need for training.
Scientists studying light pollution's impact on moths aim to develop a more detailed understanding of its effects. The Lightstar project will track moths using ultra-lightweight responders and simulate street lighting conditions in field experiments.
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 new species of ladybird beetle, Parastethorus pinicola, was discovered on a pine tree at Kyushu University's Hakozaki Satellite. The beetle measures just over one millimeter in length and is the first major update to Japanese ladybird classification in 50 years.
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 Binghamton University discovered that caterpillars can hear airborne sounds via microscopic hairs on their bodies. The study found that the caterpillars were 10 to 100 times more responsive to airborne sound than surface vibrations felt on their feet, suggesting a new approach for improving microphone technology.
A new study has found that living walls can significantly enhance urban biodiversity by attracting pollinators and other wildlife. The research revealed that soil-based living walls with plants in soil attracted more wildlife than those with artificial substrates, and specific plant species like ivy and honeysuckle were most effective.
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 £3.7 million project aims to provide unprecedented analysis of mesophotic coral reefs' vulnerability to climate change and identify ways to protect them. The study will use state-of-the-art technologies to collect comprehensive data on biodiversity, health, and environmental parameters.
A decade-long study found that Antarctic penguin species are adapting to a changing environment by advancing their breeding seasons. Gentoo penguins showed the greatest change, with an average advance of 13 days per decade, making them vulnerable to declining food availability and ecosystem collapse.
A new analysis of 73 species reveals that most animals are changing their habits in response to warming, but surprisingly, many are thriving. The study found that most species shifted their timing in warmer years, yet maintained or even increased their numbers despite the climate crisis.
A six-year acoustic tracking study reveals a predictable seasonal convergence of mature male and female tiger sharks off Olowalu, Maui, coinciding with the humpback whale calving season. The findings suggest an annual mating aggregation site for tiger sharks, contrary to their conventional understanding as solitary wanderers.
Researchers captured underwater photos of seabirds, seals, and fish interacting with a small tidal turbine in Washington State. The study provides valuable information on the impact of tidal turbines on marine life. Marine animals were observed swimming, feeding, and even playing around the turbine
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
A recent study found that common flea and tick control medications used in dogs and cats can contaminate ecosystems with toxic chemicals. Isoxazoline antiparasitic drugs, used globally since 2013, may harm dung-feeding insects, including flies and butterflies, which are crucial for nutrient cycling and soil health.
A recent study found that approximately 1 in 5 surveyed UK adults who experienced the death of a pet report it as more distressing than experiencing human deaths. The study also discovered significant rates of prolonged grief disorder symptoms following pet loss.
Researchers found that Gifted Word Learner dogs can quickly learn hundreds of toy names through natural play sessions with their owners. These dogs excel in learning both directly and from overheard speech, similar to human infants.
A new study reveals that farmers in the Northeast are facing a growing threat of tick-borne diseases, which can be devastating to their livelihoods. The research found that farmers often experience multiple tick bites per month, with some contracting serious illnesses like Lyme carditis.
A new species of ancient sea cow has been discovered in Qatar, revealing that sea cows have shaped the Arabian Gulf's seagrass ecosystems for over 20 million years. The fossil site, Al Maszhabiya, yielded more than 170 different locations containing sea cow fossils.
A new species of Brachycephalus, a tiny pumpkin toadlet, has been discovered in the Serra do Quiriri mountains of southern Brazil. The discovery underscores the importance of conservation efforts in these fragile ecosystems.
A study analyzed 679 honey samples from Italy and found that 98% contained at least one bee pathogen. This analysis may provide clues to bees' health, highlighting the need for further research on bee health.
Researchers are tracking the New World screwworm's potential return to California, deploying traps baited with a lure that attracts the fly. Early detection is critical to preventing an outbreak, particularly among farm animals vulnerable to wounds. The project aims to raise awareness and prevent infestations if the fly were to reappear.
Research reveals that threatened species are overrepresented in professional sports emblems, offering a powerful new avenue for biodiversity conservation partnerships. Fans' emotional connections with team mascots can mobilize audiences to support conservation initiatives.
Researchers analyzed dolphin vocalizations during enrichment activities at Oltremare Marine Park in Italy. The study found that dolphins 'speak' more during structured moments like training, feeding, or play, revealing their social and emotional engagement.
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 University of Cambridge-led team analyzed giant anaconda fossils to determine their maximum size occurred 12.4 million years ago. The study found that ancient anacondas were four to five metres long, matching the size of modern anacondas, suggesting they have remained giants due to a suitable environment.
Researchers found that elephants can learn to ignore drones within minutes of exposure, opening a new window into their behavior and social interactions. The study's results suggest potential for drones as a cost-effective observation platform in elephant conservation.
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 study published in iScience has decoded the vampire squid genome, revealing that modern octopuses evolved from squid-like ancestors with a conserved chromosomal architecture. The researchers found that the vampire squid retains key genomic features with squids and cuttlefish, occupying an intermediate position between these lineages.
A study by University of California, Riverside scientists found that alternative RNA processing, or
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 identify two distinct types of lion roars, including a previously unclassified 'intermediary roar', using artificial intelligence for the first time. This discovery promises more accurate and less subjective monitoring for conservationists working to protect dwindling lion populations.
Researchers found that dogs with stronger ADHD-like traits were slower to learn new information, but improved with repetition and sufficient sleep. The studies also revealed a link between ADHD-like traits and self-control in dogs, suggesting that cognitive training and sleep can mitigate these impairments.
A new study reveals a severe decline in recruitment of the American pika on Niwot Ridge, Colorado, with fewer juvenile pikas being born or migrating to take their place. Climate change is predicted to threaten pikas in the American West, with warmer summers affecting their habitats and ability to survive.
A study by UCLA's Brian Wood and University of Michigan's John Mitani found a link between lethal aggression, territorial expansion, and improved reproductive success in wild chimpanzees. The Ngogo group's territory grew after coordinated attacks, leading to increased fertility and survival rates among females.
Researchers discover a new parasitic strategy where an invading ant queen uses a chemical spray to manipulate host workers into killing their own mother. The study details two species of parasitic ants that use formic acid as a chemical camouflage to get past the colony's defenses.
Seven new species of a distinctive frog-like insect belonging to the genus Batracomorphus have been discovered in Uganda's Kibale National Park. The findings are significant as they mark the first new species recorded in Africa since 1981 and add to the existing 375 known worldwide.
A 47-year-old man from New Jersey died after consuming beef due to a tick-borne meat allergy caused by the Lone Star tick's alpha-gal sugar. Researchers identified the allergy and its link to fatal anaphylaxis, urging physicians to investigate severe abdominal pain after eating red meat in areas with high Lone Star tick populations.
In a study by Michelle Miner at UC Riverside, bumble bees were found to avoid foraging near ant colonies due to the risk of being bitten. However, aggressive bees who fought back were victorious in individual fights but may ultimately harm their colony by wasting energy.
A new study introduces a high-resolution melting PCR-based technique to track leishmaniasis, identifying sand fly species and detecting Leishmania parasites from a single sample. The approach reveals complex transmission patterns and ecological zones, enabling earlier intervention and targeted control strategies.
The Art of Science competition celebrates creativity through photography and video, highlighting FAU's rise as a hub for innovation. Chelsea Bennice wins with her captivating underwater octopus image, while Gabriella Carvajal's 'Sea Turtle Beginning' showcases embryonic development, shedding light on climate change impacts.
Research detects three species of Rickettsia bacteria in dog ticks in Malawi, highlighting a significant knowledge gap and potential public health risk. The study suggests that dogs can serve as sentinel animals for detecting pathogens, emphasizing the importance of integrated surveillance approaches to understanding zoonotic diseases.
A University of Houston biologist has received a $2.16 million federal grant to study how some coastal frogs survive in salty environments. The research could reveal how cells cope with salt stress and have implications for understanding the health risks of high-salt diets in humans.
Researchers discovered a common parasite of modern oysters has been infecting bivalves for hundreds of millions of years. The parasite, belonging to the spionid group, has remained largely unchanged despite multiple mass extinction events.
Scientists suggest that managing pond conditions can tip the balance in favor of native species. Research found that longer hydroperiods, typically over 110 days, lead to larger and more stable populations.
Researchers Prof Axel Cleeremans, Prof Anil Seth, and Prof Liad Mudrik warn that advances in AI and neurotechnology are outpacing our understanding of consciousness. They emphasize the need for theory-driven research and innovative methods to advance consciousness science.
Researchers warn that advances in AI and neurotechnology are outpacing our understanding of consciousness, with potential serious ethical consequences. A better understanding of consciousness could have major implications for AI, prenatal policy, animal welfare, medicine, mental health, law, and emerging neurotechnologies.
Researchers found that stabilimenta, 'decorations' on spider webs, can boost a spider's ability to pinpoint the location of prey caught in its web. Numerical simulations suggest that stabilimenta enhance vibration propagation at specific angles, increasing potential detection points.
A study of nine large mammal species in the Greater Yellowstone Ecosystem found that their behavioral responses to summer heat were influenced more by environmental structure than biological traits. Populations living in homogeneous environments altered their behavior more dramatically, seeking shade and cooler conditions.
A new study reveals that polar bears act as crucial providers for Arctic species, leaving behind millions of kilograms of prey annually. This carrion provides a vital energy source for a wide network of arctic scavenger species, including Arctic foxes and ravens.
A new study by Cornell University researchers found that tadpoles that lose their lungs through evolution never regain them, even when environmental change would favor it. This challenges the assumption that lost traits can easily reemerge.
Scientists studied the crystalline waste of over 20 reptile species and found spheres of uric acid in all of them. This unique packaging method may inform treatments for human conditions like kidney stones and gout.