Tag: "endangered" at biology news
Cambodia moves to protect endangered bird
...or taking this action to protect one of Cambodia's endangered
bird species," said WCS Country Director Joe Walston of the organization's Cambodia Program. "This population of Bengal floricans represents the best hope for the entire species, so setting aside critical habitat will give the bird a fighting chance....
Global map shows new patterns of extinction risk
...als, birds and amphibians ever produced shows that endangered
species from these groups do not inhabit the same ...at geographical areas with a high concentration of endangered
species from one group, do not necessarily have high numbers from the others. This new finding has f...
Museum-fueled global study shows you can't judge biodiversity by its bird
...raphic areas in which species of birds are rare or endangered
is not a reliable way to assume where other specie...tail showed that while bird species can be rare or endangered
in a general area, closer examination can show that other creatures are thriving but may be struggl...
Governments should act now to save threatened turtles
...Duke University, USA, followed the journeys of ten endangered
adult females over three years. Using satellite transmitters, the team tracked the turtles travelling as far as Belize, Guatemala, Honduras, Mexico, Nicaragua and the USA. On these long journeys, turtles face the risk of being caught for meat, as ...
Study suggests evolutionary link between diet, brain size in orangutans
...aik focused on several varieties of orangutans, an endangered
primate closely related to humans. Members of the...easure brain size in wild, living members of these endangered
animals, Taylor sought out skulls from museums and other sources. In all, they compared 226 adult sp...
Asia's odd-ball antelope gets collared
...lp protect one of Asia's most bizarre-looking and endangered
large mammals. Standing just under two feet at the shoulder and weighing about 50 pounds, the most striking feature of the saiga is its large nose, or proboscis, similar to a tapir. The function of this unusual nose is not clear, but it may serve ...
New dwarf buffalo discovered by chance in the Philippines
...rger than the newly discovered species. The highly endangered
tamaraw lives only on the Philippine island of Mindoro. Two poorly known species of the genus Bubalus from the Indonesian island of Sulawesi, known as anoas, are more distantly related. The new species, B. cebuensis, teaches scientists a great deal ...
Predicting species abundance in the face of habitat loss
... orangutan. Any hope of recovering such critically endangered
species depends on understanding what drives changes in population size following habitat contraction. In a new study published in PLoS Biology, Nicholas Gotelli and Aaron Ellison test the relative contributions of habitat contraction, keystone speci...
USGS at The Wildlife Society: From sea-ice change to contaminants to predators and prey
...erret (Mustela nigripes) is one of the most highly endangered
mammals in North America. Once thought to be extinct, a captive breeding and recovery program was established for ferrets in 1987. Although the breeding program has been highly successful and ferret populations (about 500 animals) have been establish...
Ingredient in Prozac increases risk of extinction for freshwater mussels
...water mussels native to North America are extinct, endangered
or declining, according to Heltsley. In the past 100 years, no other widespread North American animal group has experienced such notable collapse, she added. In some cases, native mussels have been crowded out by invasive species such as the zebra...
Scientists: Wildlife corridors benefit plant biodiversity, native plants
...rings, which consist of longleaf pine savannah, an endangered
habitat. They do not do well in the areas of surrounding forest. The difference between the habitats is similar to the difference between the urban and natural areas, where corridors are most often used. In two earlier papers, the researchers conclu...
Study confirms ammunition as main source of lead poisoning in condors
...e success of efforts to rebuild populations of the endangered
California condor. Since the mid-1980s, condors have been bred in captivity and released back into the wild in California, Arizona, and Baja California. The birds, which feed on carrion, can ingest lead from ammunition in animal carcasses or gut pile...
Manatee traveler in northeastern waters not Chessie
...n has raised the public's awareness of this unique endangered
marine mammal," said Jim Reid, a biologist with th...owly and prefer shallow habitats. Manatees are an endangered
species, protected by federal law....
Sturgeon's general warning: stable for now, but beware
...riety of sturgeon, the shovelnose, does not become endangered
or threatened like many of its relatives. "The p...ly quick growth compared to the lake sturgeon, now endangered
in much of North America, that doesn't reach sexual maturity until 20-25 years of age and only spawn...
Use of stone hammers sheds light on geographic patterns of chimpanzee tool use
...al to animal. The findings, which involve the most endangered
and least-understood subspecies of chimpanzee, are... tool use for Pan troglodytes vellerosus, the most endangered
and understudied chimpanzee subspecies. It highlights the necessity to preserve the rich array of cu...
Contagious cancer in dogs confirmed; origins traced to wolves centuries ago
...transmitted by the bite of the Tasmanian devil, an endangered
marsupial species, he added. In the current stud...en closely related species," she said. "For highly endangered
canids, exposure to CTVT could theoretically create an immediate threat to the population's survival...
Underwater robots work together without human input
... that forecast ocean conditions and better protect endangered
marine animals, track oil spills, and guide military operations at sea. Moreover, the mathematical system that allows the undersea robots to self-choreograph their movements in response to their environment might one day power other robotic teams tha...
All the eggs in one basket
Current conservation assessments of endangered
Caribbean sea turtles are too optimistic, according to Loren McClenachan and colleagues from the Scripps Institution of Oceanography. McClenachan, Jeremy Jackson and Marah Newman agree that conservation efforts since the 1970's have dramatically hel...
It's all in the genes
...al degradation. "It's not enough to save rare and endangered
species. We need to save genetic diversity in the foundation species," said Jennifer Schweitzer, a co-author of the Nature Reviews Genetics paper and postdoctoral researcher at NAU. "Having high genetic diversity in these foundation species is insura...
Studying water quality in Colorado River Delta's Cienega de Santa Clara
...It is also home to federally listed threatened and endangered
species including the Yuma Clapper Rail (Rallus longirostris yumanensis), the Southwest Willow Flycatcher (Empidonax traillii extimus) and a species of desert pupfish, Cyprinodon macularius. The cienega is also the basis of a growing ecotourism ind...
1 2 3 4 5 6 7 8 9 10