A camper is believed to have been killed by a crocodile in Australia.

A human thigh bone has been found on the bank of a remote river where a 60-year-old Australian man was dragged from his canoe by a crocodile, police said today.

Police and park officials today hunted for a man who went missing after a crocodile grabbed him by the arm, upturned his canoe and dragged him underwater in north-eastern Australia.