Wildlife conservation

CrowdScience. Will my salmon swim home? Audio, 35 minutesCrowdScience

Inside the Aladdin's cave of dead animals

Sea eagle dies and another missing after release

'Tiger poacher who ate bear penises' arrested

Last of brown bears rescued from Japan dies

Natural Histories. Sloth. Audio, 28 minutesNatural Histories

Viral duck feeding sign sparks anger and confusion

Southwest Atlantic humpbacks recovering

Do elephants risk their lives to save each other?

Emperor penguin 'needs greater protection'

Lion bones weighing 342kg seized in South Africa

Global wildlife trade higher than was thought

Hundreds of species in Wales under threat

Wildlife decline 'faster in Scotland than UK'

Why have stripes when you can have spots? Video, 00:00:33Why have stripes when you can have spots?

Protected newt search 'insufficient' - ecologist

Rare chick 'proof conservation effort is working'

Scientists check if rare coral reef has regrown

Rare bat found in shop to be preserved by museum

£6.5m to breathe new life into Celtic rainforests

Flamingo chick 'first in four years'

Eggs taken from rare rhinos in bid to save species

Witness History. The return of the wolf. Audio, 9 minutesWitness History