Articles tagged with Animal Habitats
A new study reveals that the Malagasy striped whirligig beetle is an ultra-rare survivor with a genetic pedigree dating back at least 206 million years to the late Triassic period. The beetle's isolated location in Madagascar may have allowed it to persist, and it now thrives in marginal environments.
A comprehensive study monitored microbial load, diversity and dynamics in a closed habitat for 520 days, finding human-associated bacteria to be the main source of microbial dispersal. The researchers also noted that confinement triggered significant changes in the bacterial community, with diversity decreasing over time.
Rivers need more space, diversity, and freedom to protect species and prevent devastating floods. Floodplain landscapes are crucial for sediment retention and natural flood protection.
A recent study suggests that large brain size is an adaptation for handling frequent environmental change, allowing birds to colonize seasonal habitats. Contrary to the cognitive buffer hypothesis, the study found no evidence that big brains evolved exclusively in variable environments.
Recent satellite imagery reveals a 5% decrease in panda habitat since 1976, with an average patch size decreasing by 23%. The main culprit behind this decline is the increase in road density, which has fragmented the habitat.
A new study finds climate change will reduce coffee-growing areas in Latin America by up to 88% by 2050, mainly due to declining bee populations. However, the research also identifies regions where bee diversity is likely to increase, potentially boosting coffee productivity.
A new study using old nautical charts and satellite data found that more than half of the coral reef habitat mapped in the 1770s was no longer there, with some areas experiencing up to 90% loss. The research has important conservation implications and highlights the need for a shifted spatial baseline.
A study using scat-sniffing research dogs helped scientists develop a plan to save reclusive jaguars, pumas, and other endangered carnivores by creating habitat corridors that connect protected areas. The model provides maximum habitat connectivity for all species while minimizing costs through privately owned lands and communities.
A study published in Frontiers in Ecology and the Environment found that inmates who viewed nature videos committed 26 percent fewer violent infractions than their peers. The study showed that exposure to nature, even through images, can have a positive impact on prisoners' behavior.
Ecologists have developed a new framework for understanding relationships among animals, plants, and their environments, enabling predictions about species' reactions to changing climates. The periodic table of ecological niches, built from decades of fieldwork data, reveals convergent evolution in lizards across continents.
A study documents the local extinction of the American pika from a 64-square-mile area in California's northern Sierra Nevada mountains due to climate change. The species is expected to decline drastically by 2050, with pikas disappearing from an area that stretches from near Tahoe City to Truckee.
A recent University of Alberta study reveals that wolves in the Athabasca Oil Sands region are undeterred by tailings ponds and pit mines when hunting moose. In fact, low human activity areas like these provide effective hunting grounds for wolves.
Researchers from California Academy of Sciences propose a new model of island biogeography for marine organisms, describing the surprising ways they fill niches and diversify. The study reveals that fast-dispersing marine species quickly colonize available ocean niches, leaving no chance for adaptation.
Researchers found high-quality panda habitat is growing, but areas outside nature reserves are experiencing fragmentation due to human activities and natural events. The study highlights the need for continued conservation efforts to address these gaps.
A study on Costa Rican tropical bird species reveals that climate change and habitat conversion are driving the loss of biodiversity by favoring similar species in both wetter and drier areas. Conservation efforts should focus on protecting wetter forests and incentivizing private landowners to create forest patches near their farms.
Scientists have discovered two new primitive species of earthworm, Drawida polydiverticulata and Drawida thomasi, in the Western Ghats mountain ranges in Kerala. The species are part of the genus Drawida, which has an important centre of speciation in the state.
The Sungazer lizard is critically endangered due to poaching and habitat loss, with its population declining by over a third in the last decade. A conservation assessment found that only half of the species' habitat has been irreversibly transformed by humans.
Research finds that human activities such as urbanization and forest fragmentation alter fruit bat habitats, increasing the risk of Hendra virus transmission to humans. The study highlights the importance of preserving ecosystem integrity and habitat suitability to mitigate this risk.
A study suggests that photosynthetic eukaryotes originated around 1.9 billion years ago through endosymbiosis with cyanobacteria, giving rise to archaeplastids including land plants and algae. The analysis reveals that the common ancestor of these organisms likely emerged in freshwater habitats.
A study from the University of Missouri found that salamanders breeding in the fall move to new ponds less often than those breeding in spring. This discovery could lead to better forest management and conservation strategies by taking into account a species' breeding season when managing populations.
Headwater streams, often overlooked due to their small size, have a significant impact on river ecosystems. Research highlights the importance of improved mapping, understanding resistance and resilience, and assessing impacts from human alterations to land use and climate.
A new royalty system for wildlife imagery could generate significant revenue for conservation efforts, particularly for carnivorous species like lions. The idea proposes that a portion of income from products featuring wildlife images be allocated to support conservation initiatives.
Research suggests that land protected by regulation lacks adequate space for animals to roam, while land acquired for conservation provides better habitat. However, the study's findings indicate that incidental protection regulations can still have a positive impact on biodiversity.
A new study sheds light on the largely understudied area of vertebrate scavenging ecology. Researchers found that vertebrate communities are efficient at locating varying sized carcasses, but not as efficiently in warmer months when invertebrates and microbes are more active.
The project aims to understand the evolution of frog eyes using genomic, morphological, physiological, and spectrophotometric data. Researchers will study how differences in habitat affect eye development and function in frogs, providing insight into vision evolution across life history transitions.
Researchers have discovered three new tiny frog species in Peru's Pui Pui Protected Forest, expanding the total number of new species found to five. The newly discovered frogs are part of the diverse genus Pristimantis and exhibit unique reproductive adaptations.
Scientists have discovered three new toad species in Nevada's Great Basin, with the Dixie Valley toad having unique physical features and a small population size. The finding is significant due to the rarity of toad discoveries in the United States.
A new global analysis shows that species most at risk live in areas just beginning to see the impacts of human activities. Intact forest landscapes deserve higher priority for conservation dollars than heavily impacted areas, according to researchers.
Researchers found that orangutans prefer areas with strong branches to move laterally through the forest canopy, explaining their preference for enclosed canopy. The study's findings contribute to a larger Bornean biodiversity mapping mission and inform conservation efforts in human-impacted forests.
A new analysis from Colorado State University found that each dollar invested in conservation easements produces benefits ranging from $4 to $12 for Coloradans. The state's investments have conserved over 114,000 acres of priority habitat, prime farmland, and scenic byways, as well as numerous miles of streams and rivers.
A new study by Duke University scientists found that invasive plant species can provide essential ecosystem functions in degraded coastal habitats. Non-native seaweed, such as Gracilaria vermiculophylla, helped offset the loss of foundation species and offered vital services like food production and storm protection.
A Florida State University professor's discovery of deep-sea coral reefs in the North-Pacific has sparked hope for vulnerable coral colonies. The research suggests that factors such as high chlorophyll levels and suitable currents may contribute to the reefs' success, but mysteries remain about their presence at these depths.
A team of researchers found that decades of groundwater pumping from the Ogallala Aquifer has led to long segments of rivers drying up and collapse of large-stream fishes. The study's findings have implications for watersheds worldwide, as irrigation accounts for 90% of human water use globally.
Researchers found hundreds of new species of fungi living in association with algae in mesophotic coral ecosystems. The discovery reveals the remarkable ability of some fungi to tolerate and thrive in extremely different habitats.
A NASA study found that human presence in closed habitats increases fungal diversity and changes the composition of the mycobiome. Fungi, known for their ability to thrive in harsh environments, can become opportunistic pathogens in humans.
A new study reveals that most frog species descended from just three lineages that survived the mass extinction event, with rapid radiation occurring due to available environmental niches. The loss of dinosaurs led to the rise of trees and flowering plants, which in turn favored the evolution of frogs.
A four-year study by Rice ecologists found that strong environmental filters like predatory fish cause regular variations in dragonfly communities. The results show how these patterns can help predict biodiversity loss in specific habitats.
A study by the Technical University of Munich found that optimally distributed management within a region can lead to higher yields without insect species loss. This requires planning at the landscape level and considering multiple forms of management.
A recent Michigan State University study reveals that panda conservation in China has far-reaching benefits for the environment, including increased biodiversity and carbon sequestration. The research found that nature reserves created to protect pandas are also benefiting other plant and animal species.
A study by James Cook University scientists found that turtles are present throughout the bay, mostly staying in water less than five meters deep. Extending shallow go-slow zones could protect nearly half or more of turtle habitats if combined with a small buffer zone into deeper waters.
Research by the USDA Forest Service found that specific characteristics, such as water depth and vegetation height, significantly influence Yosemite toad breeding pool suitability. The study's findings provide valuable insights for land managers to conserve the species.
A new study reveals that Central Valley farm fields can create environmental benefits for California's salmon populations. Researchers transplanted small hatchery-reared salmon to a 5-acre field, where the fish grew at an exceptionally high rate due to the availability of abundant zooplankton and nutrients.
New research suggests that bird and bumblebee species nesting late in the year are suffering more from habitat destruction. The study found that larger birds and bumblebees are worst affected due to competition over scarce nest sites.
Researchers found that immigrants to a new environment can survive and even reproduce better than the local population when they are rare. This is due to their unique immune system, which allows them to avoid competition for food and evade parasites. The study has implications for species restoration and conservation efforts.
As ocean waters warm at a rate two to three times faster than the global average, commercially important species will continue to shift their distribution. This shift is expected to impact local fishing communities, as species now landed at those ports move out of range and new species move in.
A study found that China's wild geese are confined to degraded natural wetlands, unable to take advantage of neighboring farmland or rice paddies. Human activities such as hunting and agriculture have reduced the quality and extent of their habitats.
Researchers discover that managing coastal ecosystems can help mitigate global warming by protecting and restoring natural carbon sinks like wetlands. Better management of catchment-level processes, such as nutrient inputs and hydrology, can increase blue carbon sequestration.
Lions in Uganda's Queen Elizabeth National Park have smaller pride sizes and larger home ranges due to decreasing prey biomass. The study found the lions' dependence on Ugandan kob, a crucial prey species, led to these adaptations.
A recent MSU study examines how dams affect streams and fish populations, finding that multiple dams can have cumulative effects on ecosystems. The research identifies areas where stream habitats are degraded and provides insights for conservation and management decisions.
A study by University of Washington researchers found that federally subsidized shrubs and grasses play a crucial role in sage grouse survival in Eastern Washington. Without these lands, the species' habitat would be reduced by two-thirds, putting it at risk of extinction.
A new theory from McGill University researchers suggests that protecting remnant habitats and corridors can help preserve biodiversity by allowing species to move in response to environmental change. This approach is crucial for maintaining ecosystem structure and preventing extinctions.
A new study by University of Delaware researchers explores the history of sika deer in Dorchester County, Maryland, revealing a complex relationship with native white-tailed deer. The study suggests that sika deer may be outcompeting white-tails for resources, causing ecological concerns and challenging management strategies.
Researchers have developed a new model to predict the extinction of alpine plants, finding that populations are not adapting quickly enough to climate change. The study shows that even favorable climate scenarios can lead to population decline if warming continues without restraint.
A recent study reveals that human-related noise is doubling background sound levels in 63% of US protected areas, with significant impacts on wildlife and ecosystems. This increase in noise pollution is attributed to the growing presence of manmade disturbances in previously remote regions.
New study finds that current IUCN range maps for birds endemic to India's Western Ghats are inaccurate and overestimate suitable habitat. By incorporating citizen scientist data and environmental factors, researchers have created more accurate models that flag 10 species in need of uplisting.
A coalition led by the Mexican government has developed a bold emergency plan to rescue and protect the critically endangered vaquita porpoise. The plan includes construction of a sea pen sanctuary with up to $3 million in funding, aiming to recover a population that once numbered 600 animals.
Researchers at Cornell University discovered that strawberries produce higher yields when blooming directly after an apple bloom. This method allows growers to manipulate the timing of crop blooms without relying on natural habitats, providing a more sustainable solution for boosting crop yields.
A Duke University-led study using satellite images shows the Sacramento Valley in California has lost nearly all its wetlands, which are crucial for millions of migratory shorebirds. The habitat loss is threatening the survival of these birds, highlighting the need for conservation efforts.
Researchers tracked over 1,600 bumblebee families and discovered that access to high-quality food resources is vital for their survival. The study suggests that environmentally-friendly management of farmland can increase the probability of family survival by up to four times.
A new species of eyeless catfish has been discovered in the Amazon River, with a unique adaptation to dark environments. The Xyliphius sofiae specimen is relatively small and pale, but well-adapted to its murky habitat, where it likely feeds on micro-invertebrates.