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Habitat in Biological News

Biologists rediscover endangered frog population

... Department of Fish and Game to restore frog habitat renews hope of survival for this Southern ... amphibians are on the decline because of habitat loss, effects of climate change and the spread of ... The size of the site represents much more habitat than occupied by the eight other mountain ...

121 breeding tigers estimated to be found in Nepal

... Trapping method inside the protected areas and habitat Occupancy survey both inside and outside the ... a range collapse, occupying 40 per cent less habitat than was estimated just one decade ago. The ... And tigers are facing an epidemic of poaching and habitat loss across their range. The main reason for ...

Seals quickly respond to gain and loss of habitat under climate change

... Elephant seals responded rapidly to climate and habitat change and established a new breeding site ... seals, Mirounga leonina , adopted the emergent habitat and established a new population which ... gain and loss of new breeding habitat. The new habitat was quickly adopted, probably because seals ...

New theory gives more precise estimates of large-scale biodiversity

... only conservation efforts to save species facing habitat loss, but also estimates of the impact of global ... of the predictions of species loss under either habitat loss or climate change at the largest spatial ... to be tweaked for every class of organisms and habitat studied. Harte and colleagues Adam Smith of UC ...

US-Mexico border wall could threaten wildlife species

... "Populations that are relegated to patches of habitat that are small and naturally fragmented are most ... species that have low rates of movement among habitat patches." Epps, who is an assistant professor ... Sonora desert. He says mountain ranges act like habitat islands and thus bighorn populations are ...

Working to conserve endangered 'Playboy' bunnies

... of vehicles or domestic animals. Their natural habitat also is being destroyed. According to Tursi, ... relocate them and create a new population in a habitat where the bunnies are less likely to be ... they experience a significant vulnerability to habitat modification, environmental alteration or human ...

UNH researcher receives presidential environmental award

... honored last week for work on the South Coast habitat Restoration Project, which restored ecologically ... Eelgrass (Zostera marina) provides important habitat to shellfish and finfish, says Short, a research ... successful; in the 40 acres of restored eelgrass habitat in Ninigret Pond, the largest of the project's ...

Did the North Atlantic fisheries collapse due to fisheries-induced evolution?

... types that select deep vs shallow water habitat by genotype. "There is no direct targeting of ... from the interaction of fish that select their habitat by genotype and fishermen choosing to fish in the preferred habitat of the fish," said Einar Arnason, professor of ...

Jeepers creepers: Climate change threatens endangered honeycreepers

... projected range of diseases and honeycreeper habitat with climate change. At one time, the ... mosquitoes didn't thrive in, but they also had habitat that honeycreepers liked, wrote the authors. ... For example, available high-elevation forest habitat in the low-risk disease zone would likely decline ...

UC Davis launches 'One Health' care for wild mountain gorillas and human neighbors

... extremely vulnerable: They live in fragments of habitat surrounded by the densest human populations in ... the interconnectedness between animal and habitat conservation and the overall health of humans ... students both in Davis and in the gorillas' habitat within Rwanda, Uganda and the Democratic Republic ...

Australia's most endangered snake might need burning

... Syfert of Stanford University, examined trends in habitat availability of Australia's most endangered ... the amount of bare sandstone, which is critical habitat for broad-headed snakes and their prey, has ... vegetation cover increases, the snakes' available habitat decreases. Our results indicate that active ...

Highlights from the March editions of ESA journals

... new study finds, however, that when land-use and habitat data are incorporated, models predict that ... disturbances and agricultural land use; habitat measures of local ground cover, such as forest ... distribution, the inclusion of land use and habitat data improve the explanatory power of their ...

Federal scientists recognized for contributions to knowledge of bird ecology and habitat

... won national awards for their research on the habitat and ecology of the marbled murrelet and the ... Service in 1992, primarily because of loss of habitat related to harvesting of old-growth forests. ... and managers to monitor the population and habitat of the murrelet. The results of the team's ...

Lovejoy and Laurance, BBVA Foundation award in ecology

... time "to measure the manifold consequences of habitat fragmentation for the integrity of tropical ... measure and forecast the manifold consequences of habitat fragmentation - a major consequence of land use ... work has revealed many unexpected features of habitat fragmentation, such as dramatically increased ...

USGS Science Picks

... changes to the landscape can result in unsuitable habitat conditions, thereby influencing the number and ... influence wildlife populations via changes in habitat or predator abundance. Managers can use these ... those that have a significant portion of their habitat outside the formal network of protection, such as ...

Study on wildlife corridors shows how they work over time

... "corridors" help plants and animals survive habitat fragmentation. The Washington University ... Sciences. Corridors are thin strips of habitat that connect isolated habitat patches in fragmented landscapes. The landscape ...

Land iguanas under continuing threat on Galapagos archipelago

... severe pressures from introduced species, habitat destruction and predation by man himself. In ... of land iguanas were relocated from one island habitat to another, or were subject to captive breeding ... proper [natural habitat] population survival and habitat management plans for this spectacular reptile." ...

Networks of small habitat patches can preserve urban biodiversity

... Sets of small and seemingly insignificant habitat patches that are within reach for mobile species ... and verify an often used modelling approach where habitat fragments are seen as individual nodes in larger networks of interconnected habitat patches. According to the study, published ...

World's rarest big cat gets a check-up

... have been reduced by poaching combined with habitat loss. However, both camera-trapping and ... great potential for increasing survival rates and habitat recovery in both Russia and Northeast China. ... are faced with a variety of threats including habitat loss, depletion of prey, conflicts with people, ...

Beavers: Dam good for songbirds

... the busy beaver's signature dams provide critical habitat for a variety of migratory songbirds, ... bird community and the wetland and streamside habitat these species depend on," said Hilary Cooke, the ... at the University of Alberta in Edmonton. "This habitat is critical to birds in semi-arid regions yet has ...

Researchers document world's mammals in crisis

... culprits driving this precarious position include habitat loss and over exploitation for terrestrial ... Southeast Asia, was listed as endangered due to habitat loss in wetlands. Similarly, status of the ... last 100 years due to unsustainable hunting and habitat degradation. ...

Integrated curriculum enhances academics

... National Wildlife Federation's (NWF) Schoolyard habitat Program (SYHP). The SYHP grew out of an already existing NWF program called the Backyard Wildlife habitat program that fostered the creation of backyard ... environment while teaching about wildlife habitat and conservation. To address concerns that ...

Entomological Society of America names 2008 award winners

... over 50 extension bulletins. His 2000 review of habitat management to enhance biological control is among ... M.S. research under Dr. Sally Paulson examined habitat preferences and phenology of two mosquito ... conditions and the extent of adjacent larval habitat on the abundance of adult female mosquitoes and ...

Insight into the evolution of parasitism

... species have carved out a very particular habitat for themselves: they live together with May ... nematodes therefore use the beetles as a mobile habitat that offers them shelter and food. When they move from the land to the beetle, the nematodes' habitat changes dramatically. The nematodes have to ...

ESA to feature wide range of UW-Madison presentations

... 500 wolves roaming the state and much of that top habitat occupied, does this prediction still hold? ... Wisconsin heavily in the future, he cautions that habitat preferences could shift again now that wolves no ... 262-1992 Presentation: COS 42-9, A new habitat selection model for gray wolves in Wisconsin ...

Climate change and species distributions

... havoc in more subtle ways, such as the loss of habitat for plant and animal species. In a series of ... scientists will discuss how temperature-induced habitat loss can spell disaster for many living things. ... on Climate Change (IPCC). One species whose habitat may be in danger is the Canada lynx, which is ...

Let the cat keep chasing the mouse

... by the destruction and fragmentation of its habitat as well as through interbreeding with the ... her PhD in order to determine potential suitable habitat for wildcats in Rhineland-Palatinate ... border to Belgium. A decisive factor for wildcat habitat proved to be the distance to human settlements: ...

Landscape study may offer solutions for fire managers

... by the Northwest Forest Plan to protect habitat for species associated with older forests. Susan ... the potential for compatibility between fire and habitat objectives could be increased through a technique ... to earn a profit negatively impacted both habitat and fire objectives over the same analysis ....

Project succeeding to relocate Caspian terns

... by human activities. The draining of marshland habitat in some locations, and the flooding of historical ... in others, has decimated their favored nesting habitat bare sand islands. Now, working with a plan ... Columbia River dredged materials perfect nesting habitat for the birds have been around since about 1930, ...

Climate change hastens extinction in Madagascar's reptiles and amphibians

... could go extinct between 2050 and 2100 because of habitat loss associated with rising global temperatures. ... currently moving upslope to compensate for habitat loss at lower and warmer altitudes, will ... areas of this island nation that provide adequate habitat for all species. "The Malagasy government is ...

Biodiversity -- it's in the water

... all or part of 31 US states, spanning diverse habitat types and encompassing very different ... back into the air was then used to calculate the habitat capacity of each sub-basin. With just four ... and an estimate of average dispersal behavior and habitat capacity. This model is general enough that it ...

Road losses add up, taxing amphibians and other animals

... The Purdue University study found that habitat along roadsides heavily influences road-kill. ... resources. "In addition to indirect costs of habitat fragmentation, roads have direct costs in terms ... amphibian declines, DeWoody said. These include habitat loss and degradation, disease, pollution, ...

Satellites take sustainability to new heights

... data used in this project was to help quantify habitat change in various ways and to understand how a habitat may be influenced by the oil sand operations. ... EO image analysis, mine activity and vegetation habitat change information was provided for the 2006 ...

Arctic climate models playing key role in polar bear decision

... Act, a proposal largely based on anticipated habitat loss in a warming Arctic. Climate models - ... in sea ice - a crucial component of polar bear habitat - and which are expected to best predict future ... significant decline. However, escalating habitat losses anticipated due to global warming and ...

Early environment may be key to determining bird migration location

... next door may help set off a lifelong cycle of habitat location. The mangrove birds leave ... the time they head north, the southern breeding habitat is already taken and the birds have to keep ... is very important to these birds. If their winter habitat gets drier and their departure dates get later, ...

Amazon corridors far too narrow, warn scientists

... often proposed as solutions to the problems of habitat fragmentation the process of isolation of ... and plants in increasingly smaller remaining habitat patches. These forest corridors act as strips of habitat connecting wildlife populations that are ...

NOAA science story tips -- AAAS 2008 edition

... to learn what migratory routes and foraging habitat are used by these endangered ambassadors of the ... movements is critical to understanding what habitat is important for their survival and recovery and ... bycatch, ingestion of debris, direct harvest, and habitat loss. Satellite tracking technology is one tool ...

'Genetic corridors' are next step to saving tigers

... and represent the largest block of tiger habitat left on earth. Dr. Alan Rabinowitz, director ... they require a visa or passport to travel where habitat and prey remain. Rabinowitz said corridors did ... killing of tigers, poaching of tiger prey, and habitat loss all of which are being targeted and ...

Body part by body part, Sumatran tigers are being sold into extinction

... struggling with the issues of land use changes, habitat fragmentation, humantiger conflicts and poverty in Sumatra. Land use changes and habitat fragmentation are driving the tiger closer to ... and palm oil industries. The combined threats of habitat loss and illegal tradeunless tackled ...

Elephant engineers

... habits have a strong influence on the lizards habitat choices. The results demonstrate an important ... that activities of one kind of animal can create habitat for other animals -- is a relatively new concept, ... (such as the elephants in this case) make a habitat more complex, ...
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