An isolated population of Arabian Sea humpback whales may be less sophisticated "singers" than humpbacks elsewhere.

A charity founded to save tropical rainforest the size of Wales has achieved its goal.

A virus that causes stillbirths and birth defects in lambs and calves has spread to more than 1,500 UK farms, new government figures show.

Some bacteria, including tuberculosis, are able to invade because the body launches the 'wrong' immune response, say researchers.

Four beef products sold by Bird's Eye, Taco Bell and catering supplier Brakes are found to contain horse DNA, the Food Standards Agency says.

An animal eradication scheme of unprecedented scope resumes on South Georgia island as researchers set out to kill all of its millions of rats.

The most accurate assessment to date of the impact of commercial fishing on sharks suggests around 100 million a year are being killed.

A report from the Office for National Statistics shows that Britons are becoming more economical with vehicle fuel but more profligate with gas.