A conservation group sued the Interior Department on Thursday seeking documents about decisions on endangered species the group alleges were tainted by political pressure from a former high-ranking Interior official.
New York's fight against exotic pests like lake-choking mollusks, rampant alien weeds and wasps that attack pine trees will be crafted by a new state office.
The New Mexico meadow jumping mouse is among a handful of species from the Southwest that is being considered by the U.S. Fish and Wildlife Service as candidates for protection under the Endangered Species Act.
The U.S. Fish and Wildlife Service on Tuesday reversed seven rulings that denied endangered species increased protection, after an investigation found the actions were tainted by political pressure from a former senior Interior Department official.
Scientists exploring a deep ocean basin in search of species isolated for millions of years found marine life believed to be previously undiscovered, including a tentacled orange worm and an unusual black jellyfish.
Scientists have discovered 11 new species of plants and animals in Vietnam, including a snake, two butterflies and five orchid varieties, the World Wildlife Fund said Wednesday.
A federal judge has upheld the government's practice of allowing development to proceed even if it is discovered after a project begins that the work could endanger protected species.
Update 28 June 2007: The US government announced today that it has removed the bald eagle from the Endangered Species List. It is estimated that there were 9789 pairs of breeding eagles – the emblem of the US – in 2006 across the US (excluding Hawaii and Alaska). In 1963, there were just 417.
From the micro to the macro, from plankton in the oceans to polar bears in the far north and seals in the far south, global warming has begun changing life on Earth, international scientists will report next Friday.
A male masked tityra (Tityra semifasciata), one of the tropical species included in the study, at a nesting hole in a snag. It diverged from its sister species the black-tailed Tityra about 4 million years ago [Image courtesy of Jason Weir]
Amphibians bounced back spectacularly from a series of mass extinctions during their evolution, according to a new genetic analysis.
Scientists have discovered at least 52 new species of animals and plants on the southeast Asian island of Borneo since 2005, including a catfish with protruding teeth and suction cups on its belly to help it stick to rocks, WWF International said Tuesday.
Conservationists must make better choices of the areas they focus their protection efforts on, say researchers.
Fish of two different species have been filmed helping each other to hunt. It is the first known instance of two unrelated species hunting cooperatively, except for humans.
The proud parents Lycaeides Melissa and L. ida (left and middle) gave rise to a new species of butterfly (right) that is able to mate successfully (Image: James Fordyce)
Logging in tropical rainforests creates more insidious and longer-lasting environmental devastation than previously thought, researchers say.
Animal and plant species have begun dying off or changing sooner than predicted because of global warming, a review of hundreds of research studies contends.
Researchers on a three-week mission to the remote French Frigate Shoals in the Northwestern Hawaiian Islands discovered 100 species never seen in the area before, including many that may be entirely new to science.
A new infestation of invasive variable milfoil has been discovered in a lake that straddles the Maine-New Hampshire border, state officials said Monday.
Among the rarest mammals in Southeast Asia, the kouprey's discovery almost 70 years ago in the jungles of Cambodia stunned the scientific community and led to a decades-long campaign to save it from extinction.
Seed beetles (Callosobruchus maculates), shown here mating, are a species where second mates have a pronounced fertilisation advantage over earlier lovers (Image: Fleur DeCrespigny)
In the beetle Onthophagus nigriventris researchers have found a trade-off between testicle and horn size (Image: O Helmy and D Emlen)
The Cypriot mouse overturns the widely held belief that every living species of mammal had been identified in Europe
The first pictures showing a live specimen of a rodent species once thought to have been extinct for 11 million years have been taken by a retired Florida State University professor and a Thai wildlife biologist.
It has the face of a rat and the tail of a skinny squirrel — and scientists say this creature discovered living in central Laos is pretty special: It's a species believed to have been extinct for 11 million years.