Eating fish: a catch-22

Fish is highly valuable nutritionally, especially for forming nervous systems in unborn babies and young children. Mercury in fish, however, can potentially harm these organs.

Rarest whale seen for first time

A whale that is almost unknown to science has been seen for the first time after two individuals—a mother and her male calf—were stranded and died on a New Zealand beach.

Rats die younger with GM corn

Rats feed a type of genetically modified corn died younger, and suffered a range of tumours and cancers, a new French study found.

A cheetah with stripes?

Researchers have unlocked the secret behind a rare striped cheetah found only in sub-Saharan Africa, in the first study to identify a molecular basis of coat patterning in mammals.

Whale strategies revealed

Marine biologists are beginning to understand the varied diving and foraging strategies of filter-feeding whales by analysing data from multisensor tags attached to the animals.

Fight back for Rhino Day

World rhino population has fallen by over 90% since the 1970s. On World Rhino Day, Saturday 22 September, fight back by supporting reputable rhino conservation projects.

Reason why wolves can't be tamed

Dogs and wolves are genetically so similar, it’s been difficult for biologists to understand why wolves remain fiercely wild, while dogs can gladly become “man’s best friend.”

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