Down a dirt track in Colombia, deep in a forest, conservationists are breeding prized exotic frogs ... poison-dart frog (oophaga histrionica) is among the 14 species bred for sale at the Tesoros ...

Many species of frog are known to be poisonous, such as the often colourful poison dart frogs. But although incredibly rare, there are species that are venomous too. There are currently only two ...

It was this practice that earned the poison dart frogs’ their name, and now, two new species have just been discovered. In 1978, researchers studied one species of poison dart frog and found ...

which is a common colour for tree frogs and is thought to camouflage them. “I knew as soon as I saw it that it was rare,” says Barker. “It’s not often that you get to see a blue frog.” ...

A third reason is that frogs have the most extraordinary chemicals in their bodies that can be of huge importance to human medicine. One example is a group called the ‘poison dart’ frogs - so ...

The amphibians can remain in their tadpole form due to overcrowding or poor weather conditions. The endangered amphibians were reared at Oregon Zoo and released at a Washington state wildlife refuge.

Two of the UK's four native frog and toad species are already very rare due to habitat loss. Natterjack toads (Epidalea calamita) are now only present at about 60 sites in Britain, mainly in coastal ...

Poison dart frogs vary in size and color, but all have one thing in common at least. They are poisonous. Poison dart frogs ...

the frog is now rare due to the loss of the tropical dry forests in which it lives. The researchers set up camera traps to locate the brightly-coloured frogs and study their behaviour. Most frogs ...

Some tadpoles don’t poop for the first weeks of their lives. At least, that’s the case for Eiffinger’s tree frogs (Kurixalus eiffingeri), scientists report September 22 in Ecology.