Pygmy elephant males play-fighting near the Kinabatangan river in Borneo. Photograph: Alamy

What he said:

David Attenborough attacks plan for Borneo bridge that threatens orangutans

Endangered pygmy elephants and orangutans threatened by scheme for Kinabatangan Wildlife Sanctuary

David Attenborough and Steve Backshall have joined conservationists and charities asking officials in Borneo to reconsider a bridge that threatens one of the last sanctuaries of the rare pygmy elephant.