Genetics

Mixed

Revealing changes in the retina

▶ Mixed

Rare sighting: black wolves filmed in Poland

Wildlife

Costa Rica: Virgin Birth of a Crocodile

Education

Why are some black bears brown?

Education

What octopus brains reveal about our brains

Hunting

Trophy hunters have rhino horn shrunk

Wild animals

Are cats really domesticated?

Education

Animal breeding began as early as 4,500 years ago

Hunting

The Norwegian wolf is extinct

Education

Wolves migrate between Switzerland and France

Wild animals

DNA analysis documents 200 years of wolf hunting