Articles tagged with Endangered Species
A new study suggests that genetic rescue of endangered species may not be as effective as previously thought, and could even introduce more harmful mutations. Analysis of Eastern massasauga rattlesnakes found more deleterious than adaptive mutations in donor animals selected for relocation.
Researchers found that bat boxes can reach lethal temperatures if not designed properly. Simulations showed that adding insulation, light colors, and thoughtful orientations can make the boxes safer. The study's code is publicly available, allowing conservationists to tailor their solutions to specific climates.
Researchers have identified 48 previously unknown bacterial species in the indri's microbiome, which is largely established through transmission between members of the same social group. This finding has significant implications for preserving the species' habitat and preventing extinction.
A large-scale study found that zoos are often breeding endangered animals in skewed sex ratios, which can limit genetic diversity and increase the risk of extinction. The research highlights the need for zoos to collaborate and share data on their animal populations to manage conservation efforts effectively.
Researchers at Ohio State University developed two technologies to support the survival and growth of baby corals, combining Underwater Zooplankton Enhancement Light Array (UZELA) with 3D printed artificial settlement modules. This combination doubles coral survivorship and quadruples growth, providing a promising solution for coral re...
A newly described microendemic gecko species has been found in three small forest fragments in south-eastern Madagascar. The species, Paragehyra tsaranoro, is critically endangered due to habitat loss and fragmentation, highlighting the importance of protecting its cultural heritage.
A team of scientists proposes using gene editing to restore lost genetic diversity in endangered species, enabling them to adapt to future environmental changes. The approach could complement traditional conservation methods and attract new investors and expertise.
Research reveals that warming seas are changing mating routines of critically endangered female angelsharks, prioritizing staying cool over visiting breeding grounds. This mismatch in behavior could have severe consequences for the species' future.
A new analytical method reveals overlooked species at risk of extinction, providing a valuable layer of insight for conservationists. The dual-role approach captures both predator and prey interactions, identifying keystone species and vulnerabilities.
Wildlife forensic scientists develop a cheap and rapid method to distinguish between elephant and mammoth ivory using stable isotope analysis. The technique can quickly identify suspect pieces of ivory and prevent the illegal trade of elephant ivory.
A comprehensive inventory of wildlife species dependent on rangelands has been published by Montana State University. The study identifies over 1,066 species that rely on these ecosystems for survival, with 33 endangered and vulnerable species listed by the International Union for Conservation of Nature.
An international study found that dehorning rhinos resulted in a drastic reduction of poaching, with a 78% decrease in poaching rates. The study analyzed data from 11 Greater Kruger reserves and found that dehorning reduced incentives for poaching, making it an effective conservation strategy.
The Nature FIRST project, a £4.9m Horizon Europe-funded initiative, aims to protect endangered species and their habitats across Europe. The project's tools and training will help rangers detect and respond to wildlife crime and other threats using digital technologies and forensic investigation techniques.
A new genomic study offers a unique lens for understanding the extinction crisis in Hawai'i, revealing that there is still time to save the critically endangered honeycreeper 'akeke'e. With only 17 species of iconic honeycreepers remaining, efforts to control mosquito populations and conservation breeding programs are underway.
Researchers documented an unusual feeding aggregation of oceanic whitetip and tiger sharks scavenging concurrently on a carcass off the coast of Hawaii's Big Island. The study reveals that despite their different habitats, these shark species can peacefully coexist and establish a social hierarchy.
A new study reveals how urban rewilding is restoring wildlife to former habitats, improving mental health and fostering environmental stewardship. The research highlights the potential of integrating wildlife into urban landscapes for healthier and more resilient cities.
A new scientific study sheds light on the social dynamics driving demand for bear bile in Vietnam, highlighting the role of gift-giving among close social networks. The findings suggest that targeting key individuals within influential groups could reduce demand and support conservation efforts.
Researchers found that removing invasive American bullfrogs allowed native northwestern pond turtles to recover and thrive in Yosemite National Park. The study suggests that eradicating non-native bullfrogs could be necessary in priority conservation areas to help pond turtle populations recover.
An international team of scientists has mapped the entire genome of a northern white rhino, paving the way for stem cell-based reproduction. The complete genome can be used to analyze the health of previously developed northern white rhinoceros stem cells and may eventually generate sperm and eggs to yield new rhinos.
A groundbreaking study finds North Korea engages in unsustainable and illegal wildlife trade, breaching its own laws and posing a threat to biodiversity recovery. The country's economic hardship drives black market trade, with hunters simultaneously engaging in state-sanctioned and black market trade.
A new study predicts that common noctule bats' hibernation areas will shift northeastward by up to 14% by 2100 due to warmer winters. The model accurately tracks the northward range shift of this species over the past 50 years, driven by shorter and warmer winters in Europe.
Researchers have mapped the saola's genome, revealing two distinct populations with significant genetic differences, and estimate that fewer than 100 individuals remain, raising hopes for conservation efforts through captive breeding and genetic de-extinction. The study provides new insights into the species' history and future prospects.
Research shows fish species like Atlantic cod and hagfish contribute significantly to seabed ecosystem health. Bioturbation impacts on organic carbon storage and greenhouse gas absorption are crucial for understanding ocean's role in climate change.
A new study reveals climate change is the leading cause of biodiversity loss among endangered species in the US. Climate change affects 91% of ESA-listed species, with many facing multiple threats simultaneously.
A new study found that a pay-to-release programme increased live releases of endangered species caught as bycatch, but also encouraged some vessels to increase their catches at the expense of conservation goals. Adjustments have been made to improve the programme's effectiveness.
A new study found that some bird species with large geographic ranges and big brains are actually more susceptible to climate change than previously thought. Researchers analyzed data from citizen scientists and found that birds adapted to narrow climate niches, such as the Arctic, are at higher risk from climate change.
Researchers found introduced tree species are picking up speed and decreasing native diversity over time. The study used data from a 120-year-old program to quantify the effects of introduced species on native ecosystems.
The discovery of the Curiously Isolated Hairstreak, a new butterfly species, reveals striking genetic diversity and ecological uniqueness. The isolated population has been separated from its closest relatives for up to 40,000 years, resulting in low genetic diversity and reduced adaptability to changing climatic conditions.
The Endangered Species Act has become a battleground for partisan ideology, with politicians, NGOs, and legal advocates influencing wildlife management decisions. Despite population recovery, grizzly bears remain listed, and delisting is threatened by competing interests.
A study found 3,196 poisoning events in European raptors, with scavenging birds disproportionately affected by carbofuran and aldicarb. The most commonly poisoned species was the Eurasian Buzzard, highlighting the need for targeted conservation efforts.
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.
A new autonomous drone system, WildWing, provides ecologists with deeper insights into animal behavior in the wild by collecting dense animal behavioral data. The system has been shown to improve accuracy and reliability compared to human-driven attempts, enabling scientists to focus on scaling up research objectives.
The Caspian Sea is projected to decline by 5-21m in water level by 2100, posing significant threats to the region's biodiversity and human infrastructure. The research highlights the need for dynamic biodiversity protection approaches to safeguard ecosystems and human interests.
A new species of the elusive 'fairy lantern' genus Thismia has been discovered in eastern Peninsular Malaysia. The critically endangered species, Thismia aliasii, relies entirely on fungi for its nutrition and is threatened by habitat degradation due to increasing hiking activities.
The Pew Fellowship in Marine Conservation awards $150,000 grants to midcareer scientists from five countries. The new cohort of fellows will develop coral breeding techniques, evaluate critical conservation measures with local communities, and help preserve threatened marine species and their habitats.
The study reveals that the non-breeding population plays a key regulatory role in the eagle population, stabilizing the breeding population and helping to expand it. The methodology provides robust estimates of demographic processes, allowing for more effective conservation strategies.
Scientists tracking great hammerhead sharks in the Bahamas have discovered that some individuals choose to stay at home, rather than migrate, due to the availability of resources and favorable environment. This finding provides crucial information for protecting the critically endangered species.
The Bezos Earth Fund has launched a five-year project to conserve amphibian species in Latin America, partnering with the Smithsonian Tropical Research Institute and Amphibian Survival Alliance. The initiative aims to halt amphibian extinctions and boost captive populations by 15%.
A major review of over 67,000 animal species found that targeted conservation efforts are helping to recover many species threatened with extinction. The study highlights both successes and the need for urgent action to address the global biodiversity crisis.
A study analyzed conservation actions for endangered species and found that targeted efforts have driven improvements in over 100 species. However, only half of assessed species have conservation actions in place, and roughly six times as many species have deteriorated in recent decades than have improved.
The Cuban blue-headed quail dove is an enigmatic bird species with a perplexing evolutionary history. Its DNA analysis reveals it to be more distinct from other doves than previously thought, dating back at least 50 million years.
A new study reveals significant differences in appearance and behavior between the Indian and Sundaic one-horned Asiatic rhinoceros species, challenging long-standing classifications. The research highlights millions of years of evolutionary pressures shaping their distinct adaptations.
A new species of killifish, Nothobranchius sylvaticus, has been described from an ancient forest in Kenya, which is also the first known endemic killifish to persist in a forest. The species faces a high conservation risk due to its severely restricted habitat.
A study found that 70% of eel products in Singapore were mislabeled as European eels, while the endangered American eel was also widely consumed. The research calls for increased monitoring and regulations to prevent overexploitation.
A new analysis reveals that nearly half of the genus Heliconia, a group of tropical plants related to birds-of-paradise and bananas, are threatened with extinction. Many imperiled plants are not found within protected areas or botanical gardens, making additional conservation action crucial.
Researchers at UCalgary suggest a holistic approach to conservation by analyzing individual movement patterns of caribou. The study identifies six distinct behavioural groups that deserve separate conservation actions, providing a framework for habitat protection and restoration strategies.
Researchers used advanced molecular tools to survey health status of endangered Indiana bats, identifying microbiome changes resulting from parasitic infections. The analysis revealed that bats with high loads of a protozoan parasite had a corresponding proliferation of certain bacteria.
Researchers tracked changes in baleen whale song detection over six years, finding correlations with shifts in foraging conditions and food availability. The study's findings suggest that whale song data can provide insights into the health of marine ecosystems and inform conservation efforts.
Researchers have discovered that giraffes maintain species-specific gut flora, even when eating different sets of plants. This finding has significant implications for the conservation of endangered giraffe species, highlighting the importance of understanding their diets and habitats to ensure their survival.
Researchers at Cornell University have developed a new method using underwater microphones and machine learning to estimate the population of North Atlantic right whales. The study demonstrates how this method can aid in the conservation of these critically endangered species by providing real-time monitoring capabilities. By analyzing...
A new study suggests that up to 70% of suitable habitats for the critically endangered whitefin swellshark will be lost over the next 75 years due to predicted ocean changes. The researchers believe that Australia's proactive conservation measures, such as marine protected areas, offer hope for the species' survival.
A study investigating aquatic species response to environmental stress factors in urban habitats reveals populations adapt and become more resilient. This finding supports the hypothesis that urban habitats provide clues about animal adaptation to future environmental changes.
Research by Montana State University ecologist Diane Debinski found that eastern monarch butterflies are delaying their fall migration, staying in the field for nine days longer than they did in 2003. This delay was linked to a similar shift in the timing of milkweed blooming, which could have implications for population dynamics and v...
New research from Edith Cowan University found that five native marsupial carnivores tested positive for anticoagulant rodenticides, with 21% having multiple compounds in their blood stream. The study highlights the potential risks of these poisons to endangered species.
Scientists have released new high-quality genome sequences for two critically endangered pangolin species, revealing genetic vulnerabilities and extinction risks. The research provides essential information for rescue operations and focusing on the best ways to conserve these unique animals.
A recent study published in PLOS Biology reveals that even with protected habitats, human activity can significantly impact mammal populations. The researchers found that tropical forests near more people have fewer mammal species and that human activity outside of protected areas is dramatically reshaping forest communities. This sugg...
A recent study published in PLOS Biology found that even within protected habitats, tropical species are still vulnerable to threats from beyond their borders. Human population density and habitat disturbance in surrounding areas can lead to a decline in species richness by up to 1% per 16 persons per square kilometer.
A Princeton study reveals how consumption-driven deforestation by high-income nations drives biodiversity loss in other countries, responsible for 13.3% of global range loss. The study finds that these countries cause international biodiversity losses 15 times greater than their domestic impacts.
Researchers tracked 131 juvenile sea turtles and found they may be active swimmers during their early life stage, challenging existing hypotheses. The study provides important data for assessing risks from human activity and informing conservation efforts.
A decades-long study reveals that the Schaus' swallowtail butterfly in Florida experiences increased populations following strong hurricanes. The butterflies benefit from the clearing of their host plants, allowing for an abundance of food for caterpillars to grow and thrive after storms.