Articles tagged with Wildlife Management
A new online tool predicts the potential abundance of Black-backed Woodpeckers after fire by incorporating pyrodiversity into forest management decisions. This helps balance human and wildlife needs in post-fire landscapes.
Two contagious cancers, devil facial tumour 1 (DFT1) and 2 (DFT2), affecting Tasmanian devils have been tracked to understand their origins and evolution. Researchers found DFT2 is a faster-growing cancer with rapid mutations, posing a significant threat to the species.
Researchers used drones to capture images of corn fields damaged by wild pigs in Texas, finding an average loss of 3,416 kg of corn per hectare and a direct cost to producers of up to $48.24 per hectare. The damage occurred mainly in later growth stages, when corn ears were maturing.
The University of Sheffield suggests policymakers offer financial incentives to encourage sustainable gardening practices, promoting greener gardens and boosting community health. Well-planted gardens provide habitats for wildlife, improve air quality, and reduce energy bills.
A new study in Scotland reveals that stakeholders have diverse and nuanced views on potential lynx reintroduction, with disagreements over sheep farming and ecosystem management. The research highlights the need for a participatory approach to discuss the issue.
A worldwide study found that non-English-language literature was extensively used in national reports but failed to be reflected in global reports. The team suggests that international collaboration and multilingual databases can help develop more effective conservation science.
A study found that human-caused mortality is the leading source of death for mountain lions in California, primarily driven by conflicts with humans over livestock and collisions with vehicles. The research also suggests that human tolerance plays a crucial role in conserving large carnivores in landscapes shared with humans.
Bald eagles in northwestern Washington state have become a boon to dairy farmers due to climate change, deterring pests and removing animal carcasses. The shift in salmon spawning schedule has reduced available carcasses on rivers, forcing eagles to seek alternative food sources from dairy farm by-products.
A new study reveals that whooper swans thrive in UK nature reserves, with survival rates significantly higher and population growth up to 6% annually. This could lead to a doubling of the species' wintering population in the UK by 2030.
Research reveals island-dwelling mammal species face higher extinction risks, with those experiencing extreme size changes being particularly endangered. Human arrival on islands multiplies the probability of extinction by 16, contributing to a 'protracted extinction event' spanning over 100,000 years.
A new study by Monterey Bay Aquarium reveals the key components contributing to successful releases of orphaned southern sea otters back into the wild. The research emphasizes the strong maternal drive of surrogate female sea otters in nurturing and caring for pups, resulting in a three-quarters success rate.
A recent study found that Glacier National Park is home to an estimated 1.28 lynx per 100 square kilometers of terrain, exceeding initial expectations and providing a potential climate haven for the species. The research used camera trapping and coat marking analysis to estimate lynx density in specific areas of the park.
A new study reveals climate-driven conflicts between humans and wildlife are on the rise globally, with six continents experiencing exacerbation of these conflicts. The research identifies trends in human-wildlife conflicts linked to climate change, including altered animal habitats, resource availability, and changes in wildlife behav...
Researchers identified genetic variants associated with susceptibility to Epizootic Hemorrhagic Disease (EHD) in white-tailed deer. The study found that deer with specific mutations are less susceptible to the disease, which has been on the rise in northern Illinois and neighboring states.
The European Northern Bald Ibis population is well on its way to self-sustainability, thanks to a successful reintroduction project that began over 20 years ago. With good survival and reproduction rates, the population has demonstrated positive future survival probabilities, even in the face of catastrophes.
Researchers have identified critical areas in northern, northwestern, and western Iran for urgent conservation action. The study used maps of threatened species to pinpoint regions necessary to protect critically endangered species like the Asiatic cheetah and Persian leopard.
The Operation Pangolin project aims to save the world's eight pangolin species by generating data to inform conservation strategies and implementing wildlife crime prevention efforts in Central Africa. The team will use novel technology and artificial intelligence methods to address the illicit wildlife trade and prevent extinction.
A new study finds that the hen harrier debate has become increasingly polarized, with a few high-profile individuals and organizations dominating the discussion. The research suggests that allowing new voices to participate could help unlock the entrenched conflict.
Purdue University has been awarded a $10 million grant from the USDA to improve forest management in the Eastern US. The project, called PERSEUS, aims to provide digital tools and precision management to enhance forest health and promote sustainable forestry practices.
A Flinders University-led research team will explore Aboriginal cultural heritage sites in Limmen National Park using $800,000 ARC Linkage Funding. The project combines archaeological and anthropological data to understand Marra cultural history and inform the management of sensitive cultural heritage sites.
Researchers at the University of Pennsylvania's Working Dog Center trained dogs to distinguish between healthy and diseased deer feces. The dogs showed great specificity in detecting CWD-positive samples, suggesting a potential asset in managing the highly contagious disease.
The Ecological Society of America showcases the contributions of Black scholars to 21st-century ecology, exploring historical erasure and public health injustices. The virtual collection features open-access articles addressing disparities in environmental engagement and conservation.
Researchers at the University of East Anglia found that the Bahama Warbler may only survive on Abaco island after Hurricane Dorian devastated its forest habitat on Grand Bahama. The study, published in Bird Conservation International, reveals that the bird prefers areas with taller, more mature trees and can adapt to burnt vegetation.
A recent study found that brown bears in Romania's Carpathians have a higher predation risk for cows near villages and forest edges, while sheep are more prone to predation in remote areas. The researchers believe that differences in grazing regimes and bear abundance contribute to these findings.
Research by University of Queensland finds that the Environment Protection and Biodiversity Conservation Act is not effectively protecting threatened habitats. Projects deemed 'significant' or 'not significant' have resulted in similar habitat destruction, highlighting inconsistencies in referral decision-making processes.
Researchers found wolves in Alaska replaced deer with sea otters as their main food source within a few years. The wolf pack's diet changed dramatically, with sea otters making up 57% of their diet by 2017, while deer frequency declined to 7%.
A recent study found that human-caused mortality triggers instability in wolf packs in national parks, decreasing the chance of pack persistence and reproduction. Wolves living outside park boundaries are at a higher risk of being killed by humans, with poaching being the most common cause of death.
A Tokyo Metropolitan University study reveals that smaller green areas surrounding large parks in urban environments can significantly affect biodiversity. The researchers found that mobile insect species benefit from these surrounding areas, while less mobile species do not.
Researchers studied deer and elk behavior around a wildlife tunnel, finding they were less likely to use the crossing after displaying a 'vigilant' response to passing vehicles. The study suggests designers should focus on animals' perceptions of their environment when building wildlife crossings.
Climate change is expected to lead to a 65% decline in land plants and animals by 2100 if current management strategies are not implemented. Implementing ten key threat management strategies could benefit up to 84% of terrestrial bird, mammal, and plant groups, with a cost of $23 million annually.
A study found bird diversity and abundance increased in areas with high-severity burns, but some species showed lower abundance. The findings suggest that managing forests to promote shrubland bird species could be beneficial. Researchers hope the results can inform forest management strategies to benefit birds.
A study from the University of California, Davis' One Health Institute found that canine echinococcosis increased to 6.9% in Tierra del Fuego's sheep farms after the government cancelled a deworming program in 2004. Reestablishing the program could help protect people and animals from hydatid disease.
Researchers tracked elephant footprints with handheld GPS and overlaid it with satellite imagery to understand how plant diversity affects movement. The study found that bull elephants prefer paths with certain plants, while family groups prefer others, leading to a compromise in areas where both are available.
A group of biologists is exploring the potential of seed banks, frozen zoos, gene editing, and assisted gene flow to create second chances for species affected by climate change. By understanding local adaptation strategies, conservationists can design more effective conservation actions.
A new study reveals that standard goose harassment efforts are ineffective, especially in winter when birds should be most susceptible to scare tactics. Canada geese return to their territories despite harassment, prioritizing access to resources over energy conservation. The research team found that geese adapt to urban environments, ...
Climate change poses a significant threat to southwestern US reptile and amphibian populations, with limited-dispersal species facing the greatest vulnerability. The study suggests that prioritizing conservation efforts for these species may be crucial to mitigating habitat loss.
Researchers found distinct gut microbiomes in wild marten from pristine and heavily impacted areas, highlighting a tool for assessing ecosystem health. The study's findings suggest that human disturbance affects carnivores' diets, reflected in their gut microbiomes.
A new study found that bats play a crucial role in protecting young tree seedlings from insect damage, with three times fewer bugs and five times more defoliation when bats are absent. The research reveals a mutually beneficial relationship between bats and oak trees, with bats serving as a key predator for insects that harm the trees.
Researchers found that watching positive YouTube videos about sharks reduced fear and perception of intentional bites, shifting blame away from the animals. This can lead to increased support for pro-conservation responses and non-lethal shark management strategies.
A study found that Romanian media coverage of brown bears increased significantly after 2016, mainly reporting on conflicts, hunting, and poaching. The attitude towards bears was predominantly negative, with little consideration for their ecological significance.
Scientists used a noninvasive tool of chewed plants to monitor mountain gorillas for human herpesviruses, finding no evidence of infection among the free-ranging gorillas. This study demonstrates the effectiveness of personalized health care for endangered mountain gorillas using this relatively new technique.
Researchers are using ancient DNA samples to study the relationship between humans and furbearers like beavers, mink, and muskrats. By analyzing genetic diversity lost due to the fur trade, scientists can inform current conservation efforts and guide future management schemes.
A new AI model developed by researchers at the University of Georgia uses artificial intelligence to analyze terabytes of quail call recordings, allowing wildlife managers to gather data in a matter of minutes. The model is accurate, picking up between 80% and 100% of all calls, even in noisy recordings.
A five-year field study found that indaziflam reduces downy brome abundance and enables native perennial grass cover. Indaziflam delivered longer-term benefits compared to imazapic, controlling downy brome across the entire study period.
A new study found that daytime pastoralist activities do not negatively affect spotted hyenas in Tanzania, contrary to previous research. The study analyzed 24 years of data from eight hyena clans and found that the hyenas' reproductive performance and physiological stress levels remained similar to those of unexposed clans.
Researchers collaborated with livestock producers, natural resource managers, and university-based researchers to develop effective fencing designs that reduce wildlife conflicts and prioritize human safety. The study highlights the importance of integrating diverse knowledge and experience to inform fencing projects.
A study published in Science found that more than one-tenth of the world's terrestrial genetic diversity may already be lost due to climate change and habitat destruction. This could have serious implications for species' ability to adapt to climate change, highlighting the need for urgent conservation efforts.
A study by Lauren Stanton and colleagues found that less bold raccoons learned faster than bolder ones. In a cognitive test, the calmer animals successfully navigated a cubicle to obtain rewards, outperforming their more aggressive counterparts.
A recent study of Alaskan brown bears reveals that their gut microbiomes play a crucial role in supporting health and achieving comparable size despite eating vastly different diets. The research sheds light on the importance of diverse dietary niches for bears, which can help them extract nutrition from various food sources.
A study by the University of Bristol and Namibian Ministry found no statistically significant differences in population growth factors between dehorned and horned black rhinos. The research suggests that dehorning is not a hindrance to black rhino reproduction or survival, reassuring its use as an anti-poaching deterrent.
A new study reveals that bats' diets are more similar than previously thought, with both species eating a variety of insects and agricultural pests. The research found that the northern long-eared bat tends to pick up larger prey items due to its gleaning strategy.
Researchers found parotoid gland sizes were significantly smaller in urban toads compared to rural populations, while body mass was not different. Urbanization also caused increased sexual dimorphism in leg length.
Research reveals that wildlife hunting motivations differ across Africa and Europe, shifting from economic to socio-cultural and recreational factors as socio-economic conditions increase. Hunting intensity is surprisingly constant, while densely populated areas experience increased conflict-related killings.
A team of researchers from Kyoto University and Cameroon used camera trap surveys to predict the total biomass of large rodents and duikers in southeast Cameroon. They developed six candidate indicators, including the ratio of red duikers to blue duikers, which showed positive linear correlations with total bushmeat biomass.
A UBC Okanagan researcher suggests changing fur trapping practices to prevent accidental grizzly bear toe amputations. By delaying the start of the trapping season from November 1 to early December, trappers can avoid catching bears during their hibernation period.
A new study found nearly half of Florida panther mutations originated from Texas and Central American pumas, bringing both good and bad genetic material. Researchers emphasize the need to monitor genetic health due to potential risks, especially with small population sizes. Genetic screening for future introductions may be necessary.
Researchers at Linköping University developed a new analysis model to estimate the number of wild animals harvested through hunting in Sweden. The model provides a better estimation of wild animal populations and reduces uncertainty, making it easier to track changes in ecosystems.
Two new-to-science scorpions, Paruroctonus soda and P. conclusus, are described by Bay Area high school students Harper Forbes and Prakrit Jain in collaboration with the California Academy of Sciences. The species are alkali sink specialists found only in playas from Central and Southern California.
A new study suggests that investing $16 billion a year can restore 65% of fire-impacted species habitat and sequester up to 291 megatons of carbon dioxide. The research also highlights the need for urgent removal of invasive species, replanting, and stopping native forest logging.
Researchers have identified two time periods of increased strike risk for hares at Dublin Airport: sunrise and midnight hours. By focusing prevention efforts on the hare population, the study aims to reduce costly 'runway roadkill' incidents worldwide.