Articles tagged with Endangered Species
A review paper highlights the importance of insect biodiversity in supporting vertebrate life, from food sources to shelter and medicine. The study emphasizes the need for insect conservation to address the decline of insect populations, which can have significant impacts on ecosystems.
Scientists have identified potential locations in Panama where amphibians can persist without the threat of disease, providing a tool to select sites for reintroduction. The models suggest that only certain species can survive in areas with high disease resistance, offering a glimmer of hope for amphibian conservation.
A seven-year study of Barred Owls in California shows a significant decline in exposure to the most lethal class of rodenticides, attributed to the state's policy restrictions. The study also detects a new contaminant, cholecalciferol, in nearly one in five owls, suggesting product substitution as older compounds become harder to access.
Researchers have compiled a comprehensive updated checklist of terrestrial mammals on Hainan Island, China's largest tropical island. The study documents 95 species, including 12.91% of China's terrestrial mammalian species richness, and identifies 10 species as threatened under IUCN criteria.
Researchers used infrared cameras to create a 3D view of biodiversity in the Congo Basin, revealing which mammals share the forest and how they use that space. The study identified 47 mammal taxa and found that 25% of arboreal mammals preferred the understory, highlighting the value of surveying the lower-mid forest strata.
A comprehensive guide to the native reptiles of the Turks and Caicos Islands has been published after 20 years of collaborative fieldwork. The guide documents 11 native species, eight of which are found nowhere else on Earth, and includes original photographs, distribution information, and conservation assessments.
Northern spotted owl populations are approaching functional extinction across the Pacific Northwest, with AI-powered monitoring identifying critical habitats and ecological threats. The study highlights the need for targeted conservation strategies, including barred owl removal and habitat conservation, to prevent further decline.
Cool river temperatures in first 15 days after fertilization are crucial for survival, with warm years limiting survival. Research suggests strategies like reintroduction to historical habitat may be more effective in the long run than targeting specific cold water releases.
UK zoos have a bias towards globally non-threatened species, but still contribute to preserving native and priority species, according to a study. The research found that only 9% of captive species are native to Britain and 2% appear on conservation priority lists.
A new study analyzed extinction patterns among tropical forest mammals worldwide, revealing that past extinctions can provide valuable insights into species vulnerability. The research showed that traits like large body size, small brains, and slow reproduction were linked to extinction risk in the past, but these patterns are not cons...
A new study by Bournemouth University found that 'pioneering pairs' of ospreys, which nest away from others, are key to driving population recovery. These birds create separate subpopulations and increase the speed of recovery for the species through long-distance dispersal.
A new study from San Diego Zoo Wildlife Alliance has developed a less invasive method to measure the body temperature of hatchling Mojave desert tortoises, reducing disturbance and handling stress. The handheld infrared thermal camera provides a reliable estimate of internal body temperature under various conditions.
Scientists are helping to safeguard UK's rarest orchard wildlife through a three-year conservation initiative focusing on four threatened species. Innovative techniques like pheromones and DNA will be used to improve monitoring of noble chafer and red-horned cardinal click beetle populations.
Butterflies worldwide are experiencing extensive climate-induced range shifts, impacting ecosystems globally. As temperatures rise, butterfly populations are adapting to new habitats, altering species interactions and community dynamics.
A new study documents how an Indonesian Indigenous community adapted their sacred Cidaku initiation ceremony to protect the endangered salmon-crested cockatoo. The ceremony now uses naturally moulted feathers collected from wildlife rescue centres, preserving spiritual integrity and ensuring species survival.
The Conservation Gap Analysis of Select Native Asian Oaks reveals over half of native ranges are under human pressure, with many species lacking backup in botanical collections. The report prioritizes oak conservation efforts in Southeast and East Asia, focusing on regions with high human impact and limited protected area coverage.
Researchers at Oregon State University developed a low-cost, semi-automated camera system using AI to monitor bumblebee populations and other insects. The system recorded six species of bumblebees, closely matching those documented through traditional methods, and identified them automatically using custom-built deep learning models.
Researchers have discovered a key breeding ground for endangered sand tiger sharks off the coast of São Paulo, Brazil. The Alcatrazes Archipelago Wildlife Refuge provides a vital sanctuary for the critically endangered species, allowing them to complete their reproductive cycle in Brazilian waters.
A global analysis of zoo records shows a 21-44% increase in life expectancy for African and Asian elephants since 1960, mirroring improvements in their wild counterparts. These gains are attributed to advancements in management standards, veterinary care, and socialisation strategies.
Researchers argue that EU and UK wildlife protection frameworks are fragmented, selective, and exception-based, threatening biodiversity. The authors propose strengthening laws to recognize animal sentience and introducing 'ethical continuity' into the legal framework.
A previously unknown species of African monkey, Colobus congoensis, has been identified in the Democratic Republic of Congo. The species, known locally as Likweli, features a distinctive orange face patch and is one of the rarest discoveries in modern primatology.
A new species of colobus monkey, 'Likweli', has been identified by its distinctive facial markings and unique call. The rare species is found in the dense forests of Lomami National Park and is considered Endangered due to its small geographic range and population size.
A recent study found that protecting primates in China's Yunnan province can also protect other animals and plants, highlighting the importance of umbrella species conservation. The research showed that large-bodied vertebrates need vast areas to support populations, which are habitats for many other species.
Researchers found that nearly 90% of sharks collected from Delaware Bay were exported overseas, raising concerns about conservation goals. The study highlights the need for better scientific data and stronger oversight to ensure sustainable removals of critically endangered sand tiger sharks.
A single monitoring network developed by McGill University and partners detected multiple types of data in the Lower St. Lawrence, including underwater earthquakes, whale calls, ship noise, and tidal activity. The results show potential applications for conservation and marine policy.
Two studies found that California gray wolves primarily eat cattle, with 72% of scat samples containing cattle DNA. Elevated cortisol levels in cattle grazing near wolf packs also indicate chronic stress, affecting their physiology and potentially production rates.
A recent study found that spinner dolphins off Hawaii Island have alarmingly low calf numbers, indicating potential threats to their long-term survival. The researchers used drone-based photogrammetry and age-length data to determine the age structure of the population, revealing a stark contrast to expected healthy numbers.
Research from Minot State University and the University of Illinois identified factors for making trees suitable roosts for Indiana bats. Early-successional trees can provide viable habitats in about 70 years, while late-successional trees typically take 130 years.
A new study reveals that the Honduran cottontail rabbit is the main cause of crop damage in Honduras, contrary to local assumptions. Camera traps helped researchers understand which species interact with crops and how they respond to human-made stimuli.
Researchers found that long-term improvements in water quality, as well as increased occurrence of certain aquatic species, are associated with broad environmental regulations. Conservation policies have helped restore freshwater ecosystems and prevent extreme species loss, indicating the importance of protecting biodiversity and human...
Researchers found that Bigg's killer whales are increasingly present in Puget Sound, while southern resident killer whales are spending less time in inland waters. The data suggests that social cues may play a role in the changing distribution of southern residents.
Scientists at MIT developed a theoretical model that predicts the severity of most mass extinctions based on the mismatch between environmental change and biological adaptation rates. The study successfully predicted the fraction of life that went extinct in Earth's history, suggesting that life has evolved to adapt at a similar scale ...
A global study of over 5,100 species reveals that climate change is transforming ecosystems and threatening species across the globe. Temperate species are experiencing more local extinctions than tropical species due to faster warming rates, with temperate regions losing up to 49% of their species.
The FAU Queen Conch Mobile Lab has successfully hatched its first queen conch egg masses and juveniles, marking a significant milestone in the conservation of this iconic Caribbean species. The lab, designed to grow up to 2,000 juvenile queen conchs annually, will support restoration efforts throughout the region.
A pair of grants aims to simplify wildlife management by integrating multiple species into a single plan, reducing redundancies and expanding effectiveness. The research focuses on managing entire ecosystems rather than individual species, using technologies like monitoring tools and multi-objective optimization.
Researchers have digitally preserved the vaquita by scanning a complete skeleton and creating interactive 3D models. The technology enabled the team to capture microscopic skeletal details and make the information accessible to anyone, with the resulting models being made freely available through MorphoSource.
A comprehensive study reveals the Bornean ferret badger is found only in Sabah's western highlands, with a previously unknown population discovered in Nuluhon-Trusmadi Forest Reserve. The species' range and distribution are largely confined to mountain landscapes, highlighting the need for conservation efforts to protect its habitat.
A new study by Concordia researchers suggests that carefully habituating wild gorillas to non-threatening humans can help them overcome long-term aversions to people. Over an eight-year study in Cameroon, the animals' responses to human presence slowly changed from aggression and avoidance to curiosity and indifference.
The Laboratory in Northern Kenya (LiNK) improves conservation-led veterinary medicine by providing accessible diagnostic infrastructure. The lab, established through a collaborative partnership, serves the northern Kenya landscape and enhances the country's national wildlife health infrastructure.
Researchers found that pregnant Pacific pocket mice trained to fear snakes produce more vigilant offspring, which survive better in the wild. This method of antipredator training may improve conservation breeding and reintroduction programs.
Researchers examine the process of prioritizing river restoration projects using a mathematical computer program called optimization. The study shows that score and rank systems don't always account for barriers in the full river context, leading to stranded investments.
A long-term study found that invasive Burmese pythons led to a dramatic decline in woodrat populations, while cotton mouse populations surged following Hurricane Irma's landfall. The study highlights the disproportionate impact of invasive predators on endemic ecosystem engineers and underscores the need for targeted conservation efforts.
A new commentary reveals that most of Africa's biodiversity persists outside formal protected areas, challenging the reliance on fenced reserves and policies like the 30×30 target. Working landscapes, shaped by centuries of human-nature coexistence, often retain higher ecological connectivity and resilience to climate change.
The Pennsylvania live camera is the third installment in Project RattleCam's livestreams, allowing viewers to observe timber rattlesnakes around the clock. The camera features night-vision capabilities and captures the activities of snakes and other creatures that enter the frame after dark.
New research reveals a recent increase in sightings of blue and fin whales in the southeastern Atlantic, suggesting resilience after decades of commercial whaling. However, both species remain vulnerable to human pressures such as climate change and pollution, highlighting the need for continued conservation efforts.
A Simon Fraser University study found over 200 contaminants in juvenile Chinook salmon in the Lower Fraser River estuary, including priority contaminants like pharmaceuticals and pesticides. This exposure adds stress to already vulnerable fish populations.
The zoo's conservation efforts have contributed nearly 40,000 tadpoles to species recovery efforts since the last decade. Brookfield Zoo Chicago successfully breeds and raises 12,244 tadpoles, supporting global conservation efforts to help restore one of the world’s rarest amphibians.
An observational study published in Frontiers in Marine Science revealed that Guadalupe fur seals are experiencing significant hair loss due to an alopecia syndrome. The study highlights the need for urgent action to address early mortality and human impact on these vulnerable marine mammals
Research explores airplane-bird collisions, fungal pathogen's impact on leaf decomposition & plant diversity in sacred forests. A new model predicts bird-aircraft collisions & suggests using onboard signal lights to reduce risk.
Researchers at the University of Washington decoded over 1,700 beluga whale calls in Cook Inlet, revealing insights into their social behavior, communication patterns, and vulnerability to human noise. The study suggests that shipping noise may be disrupting critical calf-mother communication, threatening the population's recovery.
A new study by researchers at Oregon State University suggests that restoring landscapes shaped by frequent low-intensity fire does not conflict with spotted owl conservation. The study identified areas suitable for spotted owl nesting and roosting that are more likely to persist through fire, providing insights for land managers to pl...
Researchers analyzed centuries-old Swedish newspapers to reconstruct past porpoise distribution patterns in the Baltic Sea. The study found that harbour porpoises once occupied a wider area than they do today, with a loss of about one third of their historic range. Historical records provide valuable insights for conservation efforts.
Researchers at Washington State University and Google developed an AI system that can process hundreds of thousands to millions of camera trap images in just a few days, reducing analysis time from months to days. The results aligned with human experts' models in roughly 85-90% of cases, making it a significant breakthrough for conserv...
A new study from the University of California, Davis, projects that 7-16% of global plant species will lose more than 90% of their range by 2100 under current climate change projections. Habitat loss is expected to drive these extinctions, rather than a plant's ability to shift locations in response to climate change.
A study published in PLOS Biology reveals that small samples of trafficked pangolin DNA can track illegal trade routes and hotspots, including southwest Cameroon, Myanmar, and Africa. The research highlights the interconnectedness of domestic and international markets, emphasizing the need for targeted interventions to disrupt traffick...
Researchers have developed a technique to analyze DNA from water samples to track species, detect pollution, and monitor ecosystem health. The technology identifies DNA from various organisms, including fish, amphibians, mammals, and even leatherback sea turtles.
A new study by Charles Darwin University and BirdLife International estimates that fewer than 500 Timor green pigeons remain in the wild, with the species thought to be functionally extinct in Indonesia. The authors urge governments, conservation organizations, and local communities to take urgent action to save the species.
A new study by The Morton Arboretum reveals that oaks rapidly diversified in the Americas when they encountered high-elevation terrain, forming a unique biodiversity hotspot. This is supported by data from 322 of the world's approximately 450 oak species, with Mexico and Central America home to at least 160 different oaks.
A new study uses local news to assess wildlife poaching in Romania, revealing the roe deer as the most frequently poached mammal. The research highlights a darker side of human-wildlife conflict and underscores the need for community mindset shift and policy reform.
The Mediterranean fin whale population is found to be genetically connected to North Atlantic populations, contrary to previous assumptions. This finding highlights the need for reevaluation of conservation strategies and increased connectivity between populations.