Articles tagged with Zoos
Researchers found that feeding whole carcasses increased lion feeding time by almost three times and led to activity patterns mirroring those in the wild. The study also showed no increase in aggression or social instability around carcass feeding events.
A study by Kyoto University researchers found that captive otters in Japan are coming from Thailand, highlighting the country's role in illegal trade. The discovery sheds light on the risks posed by otter demand and aims to protect vulnerable species.
Researchers tracked hawksbill turtles migrating over 1,000km from nesting sites to foraging grounds in the Western Caribbean. The study found that turtles congregate in specific feeding hotspots despite riding with and against ocean currents.
Researchers argue that zoos should adopt a rational approach to population management, balancing education and conservation goals with the reality of animal mortality. Planned culling can help maintain self-sustaining populations and reduce carbon footprint by utilizing in-house meat supplies.
A recent study highlights that over one-third of Vietnam's 329 mammal species are threatened with extinction, with around 40% lacking ex situ conservation programs. Iconic species like the saola and silver-backed chevrotain are among those at risk.
A new study suggests that quieter zoo experiences can enhance visitors' understanding of animals and their habitats. By promoting silence, zoos can offer a more enriching experience for humans and non-human residents alike, while also restoring their original purpose as quiet spaces for contemplation.
Huskisson and Freeman are characterizing the gastrointestinal health of red pandas by measuring short-chain fatty acid (SCFA) concentrations. They aim to pinpoint differences in healthy and mucoid/loose stools.
Researchers found three new Thylacine species in Australian fossils, including a large species weighing up to 11kg and a highly carnivorous one with elongated cutting blades. These discoveries reveal the diversity of marsupial carnivores during the late Oligocene and challenge previous ideas about Australia's ecosystem.
New research reveals that flamingos are 'middle of the road' when it comes to preening time among waterbirds. The study found that captive flamingos actually spend less time preening compared to wild birds and other waterbird species like pelicans and gannets.
Researchers studied a flock of Chilean flamingos locked indoors due to avian influenza, finding they became inactive upon release, but more alert while indoors. The study suggests providing varied activities can help alleviate bird stress during lockdowns.
Researchers at San Diego Zoo Wildlife Alliance have made a groundbreaking discovery that establishes individual baseline values for African elephant blood cell counts, enabling earlier detection and intervention of clinical EEHV infection. This study provides a tool for elephant care facilities to improve preventive medicine and lifesa...
The Komodo Dragon's teeth develop and replace rapidly, with up to five replacement teeth per position in its jaws. This allows it to quickly respond to prey capture or injury, making it an ideal model for studying theropod dinosaur life history and feeding strategies.
A new study found that relocated songbird chicks can successfully learn the diversity of songs they need to communicate and survive. Despite an initial lack of song diversity, the population recovered as it increased in size, suggesting that translocating nestlings may not lead to long-term problems.
Researchers at The University of Tokyo developed a bio-tagging method using dissolvable microneedle arrays for permanent animal identification. The approach, called 'MAPs,' uses customizable molds to tattoo unique identifiers into the skin, offering a safer and more humane alternative to traditional ear tags or RFID chips.
Researchers tracked endangered thick-billed parrots using solar-powered satellite transmitters, revealing new critical habitat and migratory routes. Less than 20% of the newly identified habitat is protected from timber industry, highlighting the urgent need for conservation efforts.
A new study examines the life expectancy and lifespan equality of four marine mammal species in zoos and aquariums compared to their wild counterparts. The study found that marine mammals live longer in captivity, with a three-fold increase in life expectancy and a decline in deaths in the first year of life.
A new report highlights Vietnam's high reptile diversity, with 484 known species, including 74 threatened with extinction. The study recommends increasing breeding populations to maintain suitable numbers for restocking, and modern zoos can play a crucial role in conservation efforts.
A study published in Animal Nutrition found that chlorogenic acid enhances growth performance, intestinal barrier function, and immune function of broilers experiencing immunological stress. The compound regulates gut microbiota, metabolites, and intestinal proteins to achieve these improvements.
Researchers from IU School of Medicine have diagnosed a Sumatran Orangutan named Mila at the Indianapolis Zoo with Alkaptonuria, a rare autosomal recessive disorder. The diagnosis was confirmed through molecular analysis of DNA, providing veterinarians with crucial information on Mila's health and treatment options.
A Virginia Tech study found that hellbender fathers are more likely to eat their eggs in deforested areas, leading to a drastic increase in filial cannibalism. The research suggests that protecting and re-establishing forest cover around streams is crucial for the species' survival.
A new study highlights the immense potential of living cell banks in contributing to global conservation priorities. By analyzing genetic samples from the Frozen Zoo, researchers identified opportunities to increase representation of threatened species and provide access to critical genetic diversity.
A new study highlights the potential of living cell banks to contribute to global conservation priorities. Cryo-banked samples provide crucial genetic diversity and reintroduction opportunities to increase adaptability and resilience in threatened species.
A new study reveals that analyzing DNA can help predict which animals are most at risk of extinction. By examining the genomes of 240 mammal species, scientists found that those with smaller historical populations carry higher burdens of damaging mutations and are more likely to face extinction.
Researchers discovered an Asian elephant named Pang Pha's exceptional banana-peeling ability, which suggests that elephants have impressive cognitive and manipulative skills. The study found that Pha learned to peel bananas through observational learning from humans, challenging the idea that such complex behaviors are unique to humans.
A study by the University of Exeter found that flamingos form groups based on their individual personalities, with birds of similar traits spending more time together. This complex social behavior could help improve the welfare of captive flocks and provide insights into the evolution of bird societies.
A recent study published in Zoo Biology found that flamingo flocks should be between 50-100 individuals to encourage successful reproduction and sustain populations. Adding new individuals can increase reproductive success, while climatic variables play a limited role.
New research shows that bonobos react faster to emotionally charged photos of strangers than neutral ones, unlike humans who focus on family members' emotions. This finding supports previous studies showing bonobos are xenophilic animals attracted to unfamiliar conspecifics.
A recent study found a female zebra shark reproducing via parthenogenesis even with healthy males present, contradicting previous assumptions about the process. The discovery has implications for conservation efforts and the care of zebra sharks in zoos and aquariums.
Researchers found that 90% of surveyed individuals did not recognize six out of seven endangered species. Increasing public knowledge and recognition can boost conservation support for these vulnerable animals. The study highlights the need for targeted marketing initiatives to change people's perception of lesser-known species.
Researchers at the University of Zurich have successfully decoded the genome of Aldabrachelys gigantea, one of the world's two remaining giant tortoise species. The reference genome provides crucial information for breeding programs in zoos to represent genetic diversity and conservation efforts across East Africa and Madagascar.
Researchers have found evidence of genetic diversity in the prion protein gene of endangered Eld's deer, which could provide resistance to chronic wasting disease. The study suggests reducing the frequency of a variant associated with the disease and implementing strict management practices to prevent exposure.
Researchers have found that captive bears prefer a high-carbohydrate, low-protein diet, which is different from the typical high-protein diet they receive in zoos. This dietary preference is consistent with the bears' natural diet in the wild and may contribute to their shorter lifespan in captivity.
Western gorillas in zoos have developed a novel vocalization to get attention and food from their human caregivers. Researchers observed this unique behavior in response to food availability and interaction with zoo staff.
A new study investigates how birds experience neophobia, which could play a vital role in helping to save Critically Endangered species. The research gathered data on the behavior of captive Bali myna birds, revealing that juvenile birds may be more suitable for reintroduction than adults.
Researchers found that an elephant's folded skin plays a crucial role in its flexible and strong trunk, enabling it to grasp fragile vegetation and rip apart tree trunks. The study suggests that wrapping soft robotics with a skin-like structure could give machines protection and strength while maintaining flexibility.
A new platform called MoveApps enables scientists and wildlife managers to explore animal movement data with little more than a device and a browser. The system uses open-source code and allows users to create complex analyses with simple clicks.
A new study finds that California coastal condors are at increased risk of reproductive impairment due to consuming dead marine mammals contaminated with banned chemicals like DDT and PCBs. Baja California, Mexico, presents a reduced risk compared to the California coast.
Researchers assessed metabolites in African savanna elephants for the first time, finding little variation among six healthy adults on the same diet. The study establishes a technique to accurately capture metabolites and provides insights into metabolism and health relationships in these endangered animals.
Researchers at ETH Zurich have developed an automated way to analyze animal behavior from video footage using computer vision and machine learning. The new algorithm can distinguish individual animals and identify specific behaviors, such as curiosity or fear responses, with high accuracy.
The article suggests that zoos and museums can share data and specimens to improve our understanding of animal life history, behavior, and health. This collaboration could provide valuable insights into species decline, disease pathogenesis, and conservation efforts.
A study by Georgetown University researchers found that humans have transmitted diseases to wild animals nearly 100 times, with most cases occurring in captive settings like zoos. The study highlights the need for long-term monitoring and better understanding of wildlife disease to mitigate risks for human health and conservation.
In a study published in PLOS ONE, researchers found that untrained captive orangutans can complete two major steps in making and using stone tools: striking rocks together and cutting using sharp stones. This suggests that the use of stone tools may have existed in our last common ancestor with orangutans 13 million years ago.
New research reveals that zoos and aquariums can prioritize evidence-based environmental enrichment to benefit a wider range of species. The study highlights the need for greater diversity in enrichment types and species researched, as well as more attention to social enrichment.
A high protein diet may harm polar bears, with captive bears showing signs of kidney disease and shorter lifespans. Researchers propose adopting a diet with a fat-protein ratio similar to that found in the wild to improve bear health and longevity.
A new study on ACZM diplomates found that female veterinarians in zoological work don't suffer from a gender pay gap, but many feel they must give up having children to succeed. The study also revealed significant differences in perceptions of childbearing's impact on careers between males and females.
Researchers have successfully identified animal species in zoo air by collecting airborne environmental DNA, offering a valuable tool for tracking biodiversity without intensive fieldwork. By analyzing millions of DNA sequences and comparing them to reference databases, scientists can detect even elusive or inaccessible species.
Researchers analyzed the largest cross-species database to assess species-specific cancer mortality rates and found conclusive proof that cancer risk is largely independent of body mass and life expectancy. The study highlights potent mechanisms of cancer resistance in larger species, contradicting intuitive expectations.
A new study has shed light on the gut microbiome of gorillas, revealing significant diversity among individuals and institutions. The research found that even healthy gorillas can have unique microbial profiles, emphasizing the importance of understanding individual context for health assessment.
A study published in Proceedings of the Royal Society B found that intelligent bird species such as parrots and great apes are at risk of poor welfare in captivity. The researchers recommend providing naturalistic diets, enrichment items, and stimulating environments to improve care and reduce psychological problems.
A study published in iScience found that apes purposefully use signals to start and end interactions, similar to human politeness. The researchers observed that the social dynamics between interacting apes affected the communication efforts used, with closer bonobo pairs showing shorter entry and exit phases.
Global health practitioners urge integrating surveillance of zoonotic diseases into health security intelligence systems to effectively handle future pandemics. Companion, zoo, and shelter animals pose significant risks due to limited monitoring and stress levels, leading to potential transmission of animal infections to humans.
A new study found that emotions and cultural importance of large carnivores are stronger predictors of local community acceptance than livestock depredation. The Maasai pastoralists in Tanzania favour no action towards the carnivores, rejecting relocation and lethal control.
Researchers found that elephants' personality traits, such as aggressiveness and activity, were important predictors of problem-solving success. However, the personality traits measured did not significantly predict learning ability. The study used a comprehensive approach to assess elephant personalities and solve novel problems.
A new study suggests accredited zoos have acquired the rare and legally protected earless monitor lizard without export permits, raising concerns about their involvement in wildlife trade. The acquisition of these protected lizards by zoos is contrary to international regulations and national laws.
A team of biologists has developed a new classification system for cell nuclei, revealing how species can switch between different nuclear types. The researchers discovered that mutations in a protein called condensin II can convert human cells into fly-like nuclei, and created a computer program to simulate the effects.
A new study led by Russ Van Horn finds that steep terrain and rugged spots are crucial for female Andean bears to choose suitable dens for their cubs. The research may aid conservation efforts by providing critical information on managing human activities near bear habitats.
A new study found that zoo YouTube videos focus disproportionately on mammals, with only 3% of content dedicated to conservation. However, the study also notes an increase in conservation-focused videos in recent years, highlighting the potential for social media to support global conservation education.
Research found that captive pelicans bred successfully on repeated occasions when they were free to choose their own friendships. The flock formed a social structure, with sub-adults spending more time with each other than adults.
The Vertebrate Genomes Project has produced 16 diploid high-quality vertebrate reference genome assemblies, showcasing technological improvements and standardization for genomics. These assemblies enable unprecedented novel discoveries in biodiversity, conservation, and human health and disease.
Researchers found that fostered flamingo chicks formed stable social ties and behaved like parent-reared birds after rejoining their species. The study provides valuable insights into the success of fostering for conservation breeding programs.