The latest stories from the News section of the BBC Nature web site.
Updated: 2 min 13 sec ago
Why zoo researchers are making critically endangered frogs glow in the name of conservation.
Participants in the RSPB's annual bird survey are being asked to count other animal visitors to their garden too.
The Araguaian Boto is the first new river dolphin discovered since the end of World War One and only the fifth known species.
A wild beaver is caught on film near the River Otter in Devon.
A fox has been tracked more than 40 miles away from its home range, breaking British records for the animals.
Winter on the Cairngorm plateau can be hard for wildlife
The first bat to cross the sea from the UK to Europe has been recorded, according to experts.
Secrets of the speedy elephant shrew
Scientists say they have solved the mystery of why birds fly in a V formation, by tracking critically endangered birds that were being trained to migrate.
A new free trade agreement involving the US and Pacific nations could water down a global ban on removing the fins from sharks.
The sting in a scorpion's tail has been traced back to a single defensive protein, according to scientists.
There has been a catastrophic collapse in the number of lions in West Africa, with only around 400 left in the region, a new survey suggests.
Scientists finally get to describe the back end of Tiktaalik, a keystone fossil that illustrates the transition of animal life from water to land more than 350 million years ago.
Female capuchin monkeys have been filmed throwing stones at potential mates as a form of flirtation.
A rare fungus is discovered for the first time in Scotland, near a former war hospital in Edinburgh.
African tigerfish have been filmed by scientists catching swallows in flight.
A permit to kill an endangered black rhino in Namibia is sold at auction in the US state of Texas, despite protests and death threats.
The oldest evidence of sexual reproduction in a flowering plant - dating back 100 million years - has been found in Burma.
Lions, wolves, bears and other big meat-eating animals are rapidly declining around the world say scientists.
New research suggests that ravens in the western US are making their homes on electricity poles in unprecedented numbers.