"Sharks and rays are the canary in the coalmine of overfishing," a scientist says.
A new international campaign is calling for “ecocide” – the killing of ecology – to be deemed an international “super crime.”
The cockatoos have been observed making three types of different wooden tools, each with a different function.
The loss of a single wild tiger is a setback to conservation efforts. The death of three tigers at the same time is a tragedy.
"The results are surprising because the climate in mountains would be expected to lead to low carbon forests."
Animals that can adopt well to resource-rich urbanized environments could fare better than those that can't.