Articles tagged with Wildlife
Researchers found that small sanctuaries allow threatened blackbucks to survive in densely populated Maharashtra region. The study suggests that these micro-refuges can help preserve biodiversity in increasingly urbanized landscapes.
A £1.1 million international study, funded by a European Research Council Starting Grant, aims to solve the conflict between food security and biodiversity conservation. The ConFooBio study will produce a new model to predict and resolve these conflicts in seven locations across the Arctic, UK, Europe, and Africa.
Researchers at Monash University found that drones are more precise than traditional ground counts for monitoring seabird colonies. Drones' down-facing perspective reduces the likelihood of missing birds and provides a more accurate count.
A Dartmouth College-led team used Wild-ID tracking technology to examine the link between wildebeest abundance and their ability to freely move within the Tarangire-Manyara Ecosystem. The study found diminished connectivity, reduced population size, and increased variability over time.
Research suggests that if males traveling from far-off areas are less attractive to females, connectivity between populations can be greatly reduced. This finding has significant implications for conservation efforts, highlighting the need for better understanding of animal dispersal and habitat fragmentation.
A recent study found that wild orchids were being traded from all over the world, with rare and threatened species including one assessed as Critically Endangered. The high proportion of wild collected orchids for sale supports calls for better monitoring of social media for trade in wild collected plants.
A long-term study on Scottish island red deer reveals that inbred hinds raise significantly fewer offspring to adulthood due to increased mortality rates. Inbred males also sire fewer offspring, highlighting the adverse effects of inbreeding on adult wild animals.
Research by the University of Kent finds that illegal wildlife trade is facilitated by the global internet, but trade on the darknet is surprisingly low. The study suggests that poor enforcement and easy access to online platforms have led to a negligible amount of trade on anonymous networks.
A study confirms that a Thai sanctuary is the only site in Southeast Asia where tigers are increasing in number. The sanctuary's tiger population has recovered thanks to enhanced protection measures and intensive patrol systems, which have led to improved survival and recruitment rates among the iconic carnivores.
New research suggests that upscale brands can benefit from cause-related marketing at the point of sale, reducing consumer guilt and increasing sales of luxury products. A study found that customers are more likely to choose premium brands when charity is advertised, suggesting a viable strategy for luxury marketers.
A new study finds that steelhead trout hatchery fish differ from wild fish at the DNA level after one generation of culture. The research identified over 700 genes with changed activity levels, showcasing substantial and rapid genetic changes.
The EPA underestimated mercury emissions' benefits, which far exceed the cost to industry. Research shows that reducing coal-fired power plant emissions can result in tens of billions of dollars in health benefits.
Researchers develop a vaccine vector based on cytomegalovirus expressing Ebola virus glycoprotein, demonstrating protection in rhesus macaque model. The study's findings suggest a unique immunological response, producing high levels of antibodies with minimal T cell responses.
A recent AAAS panel discussed the potential of citizen science and information technology to drive sustainability. Projects like eBird and Aviaching are collecting valuable data on bird occurrences and habitat representation, while UDiscoverIt accelerates the discovery of new sustainable energy materials.
The Automatic Identification System (AIS) can help minimize the negative effects of shipping on marine mammals. Researchers used AIS to track vessel traffic in relation to whale habitats, identifying areas where shipping lanes and migration routes overlap. By improving coverage and usability of data, AIS can inform conservation efforts.
Chronic low radiation exposure damages animal eyes, causing increased cataract frequency and reproductive issues in females. New study supports ecosystem-wide effects of radiation on wild populations.
Research finds traditional agroforestry systems enhance endangered and vulnerable species diversity in Southeast Asian forests. Fruit gardens introduce native trees with fleshy fruits, increasing food resources for frugivorous animals.
A study published in Conservation Biology found that China's National Forest Conservation Program increased forest cover and improved wildlife habitat, particularly for the giant panda. The program's payment scheme proved effective in engaging local residents to monitor and protect forests.
Researchers from Université Laval and Quebec's Ministry of Forests, Wildlife and Parks have developed a new method using environmental DNA (eDNA) to effectively estimate fish populations in lakes. The approach shows strong correlation with traditional methods, providing a reliable and accurate indication of fish abundance at lower costs.
A study published in PLOS Biology found that 17% of monitored species populations increased, while 22% remained constant and 22% decreased in tropical forest protected areas. The results suggest that these areas can effectively maintain biodiversity, contrary to previous reports of declining species numbers.
A study of wild sheep on St Kilda island found that high levels of vitamin D are associated with improved fertility and reproductive success. Sheep with higher vitamin D levels had more lambs in the following spring, suggesting an evolutionary advantage.
Researchers developed two monitoring indicators for hunting levels of rainforest mammals and birds, adapting fisheries monitoring methods. The study found that hunters may be shifting to smaller species over time and increasing pressure on bird and mammal populations.
SUNY Downstate researchers identified areas of high probability of plague bacteria in the western United States. Their findings can be used by public health agencies to target specific areas for enhanced plague surveillance, particularly in regions with significant animal hosts.
Katherine Zeller, a UMass Amherst doctoral candidate, won a Switzer Environmental Fellowship to develop effective corridors for wildlife between protected areas and populations. Her research uses GPS telemetry collars and genetics to model animal movement and design conservation strategies.
New projections suggest the mean annual ground temperature at the top of permafrost on the North Slope has risen from 17.6 degrees Fahrenheit in 1988 to 28.5 F now, and is expected to reach 32 F by 2100, leading to substantial thawing in certain areas and widespread instability beneath infrastructure.
The Planetary Health Alliance aims to improve understanding of environmental change and human health. The alliance will foster research, training, and policy action at the intersection of environment and public health.
Research finds nearly 4% annual decline in Northern spotted owl populations from 1985 to 2013. Barred owl invasion is a major factor, but habitat loss and climate also contribute to population declines, with some areas experiencing up to 77% reduction in Washington.
Research reveals that genetically predisposed timid swans are more likely to inhabit non-urban areas, while bolder swans colonize cities. The study found a significant association between specific DRD4 gene variants and wariness levels.
The conservation community has taken swift and coordinated action to prevent the introduction and spread of Batrachocytrium salamandrivorans, a deadly fungal pathogen threatening North American salamander populations. Conservation organizations have called for policy changes to aid in preventing the disease's entry into the region.
A new study suggests that lifting the EU pigswill ban could save around 1.8 million hectares of land by using heat-treated food waste as pig feed, cutting land use by 21.5% and feed costs in half. The model also shows that swill feeding is a safer alternative to grain-based diets.
Researchers have discovered a new strain of Candidatus Neoehrlichia in an Austrian red fox, sparking concerns about potential zoonotic transmission. The bacterium is genetically intermediate between two previously recognized forms and has been linked to flu-like symptoms in humans and pets.
Scientists studied 12 incidents of starling drownings and found that on 10 occasions, more than 10 birds drowned. The team suggests that younger birds may be inexperienced in identifying water hazards, contributing to the phenomenon.
Research suggests that wild pumpkin and squash were initially used for non-food purposes, such as containers and tools, before humans discovered their edible value. The loss of megafauna allowed wild plants to grow in new environments, leading to the evolution of palatability.
The new Peatland Code targets the restoration of one million hectares of peatlands over five years, which could save up to 220 million tonnes of carbon dioxide by 2050. UK peatlands are a natural filter for drinking water and store more than three billion tonnes of carbon.
A new farming scheme has been found to support 20% more species of butterflies while producing the same amount of crops as conventional farms. Farmers who sign up to the non-organic Fair to Nature growing protocol gain a premium price for their crops, in return for setting aside and actively managing wildlife habitat.
A new study suggests that protected areas are failing to meet biodiversity goals due to inadequate science and management. The Wildlife Conservation Society proposes a three-point plan to improve the effectiveness of protected areas, including establishing ecologically sensible targets and identifying performance metrics.
A study published in PLOS One reveals that fishers in California are being poisoned by rat poisons used on illegal marijuana farms, leading to a 233% increase in poisoning-related deaths. The toxicants are particularly deadly for male fishers, which are five times more likely to die from poisoning than predation compared to females.
The number of American alligators in the Arthur R. Marshall Loxahatchee National Wildlife Refuge decreased following dry years and recovered later, according to a USGS study. The decrease was proportional to the intensity of the dry event, highlighting the impact of hydrology changes on alligator populations.
Scientists have developed best practice principles for assessing the impact of new roads and railways on bats, highlighting the need for a more rigorous approach to protecting wildlife. Existing mitigation structures, such as underpasses and wire gantries, are often ineffective, while green overpasses and underpasses show promise.
A study found that larger protected areas, especially those in high population density regions, are more likely to undergo a downgrading event. The researchers highlight the need for conservation planners to consider the robustness of protected areas towards future economic and demographic changes.
Research published in PLOS ONE suggests that restricting wildlife access to rivers and floodplains in dryland regions can impact water quality and human health. The study found significant relationships between increased concentrations of E. coli and animal densities, fecal counts, and land characteristics.
Researchers at Queensland University of Technology have developed a virtual reality platform to help protect endangered animals. The platform uses 360-degree cameras and real-time data analysis to predict the locations of critically endangered species such as rock wallabies and Sumatran orangutans.
Researchers find abundant wildlife populations in Chernobyl site, including elk, wolves, and deer. Long-term census data reveal a bounce-back of mammal populations after the devastating nuclear accident.
A team of international researchers has found abundant wildlife populations at Chernobyl, including moose, roe deer, wild boar, and wolves, contrary to previous studies showing significant radiation effects and reduced populations.
A recent study in Primorye, Russia, suggests that logging companies can be essential for endangered Blakiston's fish owls. In fact, lands leased to logging companies account for 43% of suitable habitat, while protected areas only cover 19%. This collaboration enables the protection of nearly half of all potential fish owl home ranges.
A recent study by Virginia Tech researchers found that nearly half of endangered social carnivores were threatened by disease, compared to 3% of solitary carnivores. The team will investigate the interaction between sociality and infectious disease in highly social species, such as the banded mongoose.
Researchers adapted eye-tracking technology for apes, showing they could recall video clips after a 24-hour delay and anticipate what came next. The study suggests great apes can use their memories to avoid danger, interact socially, and navigate complex environments.
A new analysis suggests that banning microbeads from products is the best way to protect water quality and wildlife. Researchers estimate that 8 trillion microbeads are being emitted into aquatic habitats daily, with toxic effects on animals and ecosystems.
A University of New Hampshire scientist has discovered a promising target for combating plant parasitic nematodes, which cause significant crop damage worldwide. The phosphodiesterase enzyme (PDE) inhibitor compound may provide a safer alternative to traditional chemical pesticides.
Researchers found that dormice start hibernation early when beech trees produce few beechnuts, allowing them to survive during mild weather periods. This behavior changes the view on hibernation as a strategy to decrease energy expenditure.
Researchers will investigate greenhouse gas exchanges, permafrost thawing, and wildlife habitat changes in the Arctic Boreal Vulnerability Experiment (ABoVE). The study aims to better understand the ecological impacts of climate change on forests, wildlife, and communities in Alaska and northern Canada.
A research team used ancient-DNA analysis and radiocarbon dating to reconstruct population histories for prehistoric seabirds in New Zealand. They found that mainland populations were rapidly decimated after human arrival, while Stewart Island populations remained relatively stable due to a decline in human numbers.
Scientists at Australian National University have developed a world-first radio-tracking drone to locate radio-tagged wildlife. The system has successfully detected tiny radio transmitters and has been tested by tracking bettongs at the Mulligan's Flat woodland sanctuary.
A study by Penn State researchers found that climate change will reduce the availability of cold water habitats for wild brook trout, leading to fewer angling opportunities. The study projected a significant increase in driving distances for trout fishermen due to warming waters.
Researchers found that species with varying color drawing are generally more numerous and fluctuate less in number from year to year. This could help explain why some insect species cause substantial damage in agriculture and forestry, as their population fluctuations were not synchronised among different species.
Researchers found that bears' heart rates increase significantly when exposed to unmanned aerial vehicles, a sign of acute stress. Despite the calm behavior observed in encounters with UAVs, the physiological response is notable, with one bear's heart rate increasing by up to 400 percent.
A new study led by UC Berkeley researchers found that clearing non-crop vegetation around farms does not lower pathogen levels in produce. Instead, diverse habitats can encourage pollinated food crops and filter out agrichemical runoff.
Researchers used virtual reality to test roadside animal detection systems and found that picture-based warning signs outperformed text-based ones. Drivers who received warnings reduced their speed and braking time in response to a simulated wild animal on the road.
Researchers found that multidrug-resistant bacteria were widespread among African wildlife, including species with high exposure to antibiotics through diet. These findings suggest that wildlife may serve as sentinels for antimicrobial resistance in ecosystems, providing clues to the spread of resistant microbes.
Researchers are developing a cancer vaccine to combat Devil Facial Tumour Disease (DFTD), a contagious cancer killing Tasmanian devils. The vaccine aims to save the species by targeting proteins unique to the tumour cells, with hopes for eventual release into the wild.