Articles tagged with Endangered Species
A study found that wildlife exits designed for ocelots in Texas were used by 10 mammal species, including bobcats and coyotes, to exit highways. The exits function as designed, but ongoing research aims to improve their effectiveness.
A new species of gecko, Paroedura manongavato, has been discovered in Anja Reserve and Tsaranoro in south-central Madagascar. The species is found only in these two isolated forest patches and is considered Critically Endangered due to its narrow distribution range.
A recent study by the University of Exeter and Wildlife Conservation Society found tens of thousands of endangered sharks and rays are caught annually off the Republic of the Congo. Most of these species are juveniles and vulnerable to extinction.
Research reveals that the illegal killing of orangutans on Borneo remains a significant threat to the species, with 30% of villages reporting killings in the last 5-10 years. Conservation efforts may not be effectively preventing killing and addressing human-orangutan conflict is crucial.
A recent study found that animals in the Greater Kruger National Park react with alarm to hearing human voices, fleeing waterholes and abandoning their habitat. The researchers used custom sound systems to compare the fear response of mammals to humans versus lions.
Researchers found that reducing the amount of gear in the water is more effective than dynamic approaches in minimizing whale entanglements and disruptions to the fishing season. A 30% reduction in gear emerged as the optimal course of action, addressing the problem directly and not relying on surveys or monitoring efforts.
Researchers have documented the development of bonnethead sharks, showing how their skulls widen and distort to form a hammer-like shape. The study provides insight into the formation of this unique feature, which is thought to amplify their field of vision and ability to detect prey.
Researchers analyzed 78 documented incidents of porpoise harassment by Southern Resident killer whales from 1962 to 2020. The study suggests three plausible explanations: mismothering behavior, limited opportunities to care for young due to malnutrition, and a specialized salmon diet that makes eating porpoises highly unlikely.
A new technology using facial recognition software is being used to monitor wildlife and improve animal welfare. The software was tested on Greylag Geese in Europe with 97% accuracy and found that geese approach images of their partners more quickly, giving friendly contact calls and feeding for longer.
A new study suggests that protecting large areas of land can help stem biodiversity loss, with vertebrates declining 0.4% per year inside protected areas compared to 1.8% outside. The study highlights the importance of proper governance for the success of protected lands and their role in conserving biodiversity.
A new EWG study reveals that humans can serve as sentinels for understanding the impact of toxic PFAS on wildlife health. The study's findings show that over 625 species, including fish, birds, and mammals, are contaminated with PFAS, highlighting the need to tackle these persistent chemicals.
The illegal wildlife trade is a significant financial portfolio that creates state-level security and development risks. Implementing AML laws and sharing intelligence with banks can boost IWT law enforcement. Countries like Singapore, UK, and Australia are making progress in combating money laundering and IWT.
Researchers have extracted ancient DNA from Caribbean parrots, revealing two species were more widespread and diverse in the past. The study helps explain how parrots became the world's most endangered group of birds, with many island populations gone extinct.
A Texas A&M research team found that a population of endangered red-crowned parrots is thriving in urban areas, with four main roosts in the Rio Grande Valley. The parrots' adaptability to human environments and lack of competition for food sources make them an unusual example of a species doing well in urban areas.
Scientists have mapped the reproductive strategies and life cycle of an endangered coral species, offering a glimmer of hope for its recovery. The purple cauliflower soft coral's findings can inform conservation strategies and potential restoration efforts, including the creation of new coral colonies to repopulate areas of habitat.
Researchers have developed an AI-based camera alert system to detect endangered species like tigers and elephants. The TrailGuard AI system transmits images to park managers in real-time, enabling rapid responses to poachers or human-tiger conflicts.
New research finds that pied tamarins increase scent marking in response to urban noise pollution, which affects their vocal communication. This adaptation may help them cope with the impact of human activity on their habitat.
Most of the world's largest flowers (genus Rafflesia) are now on the brink of extinction due to habitat destruction and lack of conservation efforts. The study highlights the need for a joined-up, cross-regional approach to save these unique plants.
A study warns that Brazil's hydroelectric power plants are threatening the Williams' side-necked turtle, which depends on rapids for survival. The study estimates that 30% of its habitat could be lost, heightening the risk of extinction due to highly suitable areas becoming increasingly rare and less interconnected.
A new study provides a comprehensive genetic dataset of the black rhinoceros, shedding light on its evolutionary history and population structure. The research reveals six major historical populations and four subpopulations, highlighting the impact of tectonic rifts and human activity on the species' genetic diversity.
A new study found that a deadly frog disease, Perkinsea, is more widespread in Central Florida than expected, infecting over a third of sampled frogs. The disease is linked to cooler temperatures and higher precipitation, posing a concern for threatened species like the gopher frog.
A team of University of Connecticut undergraduates has published the first full map of the butternut's DNA, a process that could help conserve endangered species. The project is part of an ambitious effort to sequence the DNA of overlooked organisms, including deep-sea corals and critically endangered birds.
Researchers detected genetic diversity and population structure of invasive round goby fish using environmental DNA (eDNA) sampling. This technique helps trace the source of new invasive populations and prevent further invasion, enabling natural resource managers to take targeted action.
Research finds that water movement between lakes can transport environmental DNA, making eDNA a promising tool for tracking aquatic species and monitoring biodiversity. The study highlights the importance of considering landscape connectivity when designing eDNA surveys to ensure accurate biodiversity assessments.
African lion populations are declining due to various threats including habitat loss, prey depletion, and human-wildlife conflict. A new study reveals the importance of considering both ecological and socio-political factors in conservation strategies.
A team of researchers used a novel methodology to investigate the impact of large mammal extinctions on their environments. They found that earlier biodiversity losses did not necessarily hinder mammal community functioning, but later losses were linked to changes in climate and vegetation patterns.
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 new study forecasts the impact of marine heatwaves on top ocean predators, revealing varied effects and potential redistributions across international boundaries. The researchers developed models to provide real-time predictions of how species shift during heatwaves, informing proactive climate-ready management strategies.
A comprehensive study reveals a 72% reduction in rare butterfly populations across Eastern Denmark, with only 158 sites remaining from 565 in 1993. The research highlights the need for improved habitat protection and management to safeguard these species.
Scientists have quantified a direct link between greenhouse gas emissions and polar bear survival, overcoming a loophole in the Endangered Species Act. The study provides a template for estimating the demographic impact of proposed GHG-emitting actions on polar bears.
A new study from the University of Washington and Polar Bears International reveals a direct link between cumulative greenhouse gas emissions and polar bear demographic changes. The study shows that reducing greenhouse gas emissions can help protect polar bears, with implications beyond just this species.
A breakthrough study on kākāpō population sequencing is helping New Zealand manage the health of this critically endangered species. The study reveals genetic characteristics crucial to survival and has massive implications for conservation genomics in other species.
A study published in Science of the Total Environment found that biofiltration increased coho salmon hatchling survival by up to 87%, reducing mortality from stormwater runoff exposure. The method effectively removes contaminants, but implementation faces hurdles due to land requirements.
New research reveals that open farmlands result in up to a 60% decline in Andean bird species, with specific habitats affecting different species. Conservationists can protect birds by sparing forest fragments and maintaining shrubby habitats.
Researchers are creating digital 3D models of freshwater mussels using photogrammetry, allowing biologists and conservationists to identify species and teach field biologists how to distinguish characteristics. The online course will also educate the public about these essential creatures that filter algae and stabilize streambeds.
Scientists have identified two new mole species in eastern Turkey, belonging to the Talpa genus, which has been living undiscovered for up to 3 million years. The study, using cutting-edge DNA technology, confirms their biological distinctness from other moles in the group.
A new study has found a much smaller range of suitable habitat for the grey-necked rockfowl, a critically endangered African bird species, in Central Africa. The research suggests that changing the species' IUCN conservation status to Vulnerable could help prevent further land use damage.
Researchers from FAU Harbor Branch deployed an autonomous wave glider to survey marine managed areas off Puerto Rico, recording grouper mating calls and determining spatiotemporal distribution of the two species. The study highlights the importance of spatial and temporal expansion of existing regulations to protect threatened species.
A new study published in the Journal of Raptor Research found that two colonies of white-rumped vultures in Nepal demonstrated stable reproductive rates over an 11-year period. The number of occupied nests and productivity appeared to be stable, indicating a potential turning point for the critically endangered species.
A recent study by BirdLife International reveals that nearly four in 10 of Europe's bird species are now of conservation concern, including 14% of global concern. The continent's nature is facing an urgent need for comprehensive restoration legislation to halt and reverse the decline in threatened bird species.
A study found that the silver rice rat, an endangered Florida Keys species, shifted its habitat in response to sea level rise, moving to higher ground at a rate slightly greater than the observed rise in sea level. The rats' diet and environment are highly restricted, making them sensitive to changes.
Researchers at Florida Atlantic University uncover the finer-scale feeding patterns of the whitespotted eagle ray, revealing a significantly broader diet than previously described, with high proportions of cockles and wedge shells. The study's findings suggest that these rays can play a facilitative role in reducing predation threats f...
A genetic study has found that a captive-bred population of the Orinoco crocodile, one of the world's most endangered species, possesses sufficient genetic diversity and is suitable for reintroduction efforts. The Colombian government can use this research to initiate new populations in areas where the species has been depleted.
Researchers warn that unsustainable wildlife trade could alter key ecological processes in biodiverse regions, leading to losses of evolutionary history. The study highlights the need for conservation resources to be directed towards tropical hotspots to prevent extinctions.
Researchers found that filter-feeding basking sharks keep their core regions warmer than the water, like fast-swimming apex predators. This discovery has implications for conservation and raises ecological questions about metabolism and distribution shifts during climate change.
A new study found that the unique oceanographic conditions in Florida's Dry Tortugas National Park provide the ideal environment for elkhorn coral to flourish, with enhanced growth and survivorship. The research highlights the importance of food availability, particularly zooplankton, for coral survival and restoration efforts.
The Xerces Blue butterfly's genome shows signs of population decline and inbreeding, revealing its extinction story. The research could help detect vulnerable insect species and pave the way for de-extinction using genetic engineering techniques.
A new study identifies hundreds of at-risk animal and plant species without corresponding protection from international trade. The list includes Endangered and Critically Endangered animals and plants, such as shark and ray species, palm species, and songbird species.
A team of conservation researchers warns that Indonesia's tropical rainforest and endangered species are under threat from government interference and corporate interests. The researchers advocate for data transparency, online 'safe houses', and anonymized journals to protect environmental research and promote nature conservation.
Research found that financial payments by developers to compensate for environmental consequences are insufficient to achieve intended outcomes. Only 0.7 of 13.4 hectares of impacts on koala habitat have been offset through financial payments since 2018, raising concerns about the future of this endangered species.
Research suggests that forests played a crucial role on the island before people changed the landscape to grow crops and graze domesticated animals. The study found that hippo isotopes indicate they did not regularly graze in open habitats, but instead fed on sedges and leaves.
The Ngoc Linh Crocodile Newt is a newly discovered species of crocodile newt found in the Central Highlands of Vietnam. The species is considered Endangered due to its small population size and limited geographic range.
A new study reveals the Mediterranean as the area most at risk globally for endangered seabirds, with areas like Portugal's Exclusive Economic Zone also showing considerable risk. Seabirds are already vulnerable or endangered, and plastic exposure worsens their fragile state.
A study has revealed that a quarter of all plastics potentially encountered by petrel species are in remote international waters, posing a significant threat to their survival. The research highlights the need for international cooperation to address plastic pollution in the world's oceans.
A new study reveals that Amazon river dolphins are under threat from fishing, proposed dams, and dredging, with their home ranges spanning over 50km. The dolphins were found to be on average 252km from the nearest proposed dam and 125km from the nearest dredging site.
Researchers observed a steady increase in skin disease among southern resident killer whales from 2004 to 2016. The study suggests that the most plausible explanation is an infectious agent, potentially reflecting a decrease in immune system ability to combat disease. This could pose a significant threat to the health of the population.
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 Stanford University study models the distribution of seagrass species around the world at two different timepoints in the future, predicting widespread reductions in species diversity and composition under all scenarios. The research highlights the need for more intentional conservation efforts and emphasizes that even the curren...
Researchers tracked Egyptian vultures with GPS transmitters, showing differences in food strategies between breeding and non-breeding individuals. Closing landfills may lead to scarcity of resources for these birds, prompting calls for conservation efforts that support extensive livestock farming.