Conversations
Encore: Inside the minds of the fish who sleep, have friends, and know it's the weekend
50:00
Dr Culum Brown's work on fish cognition has proven fish have long memories, sharks have friends, and sting rays know it's the weekend.
Dr Culum Brown is a leading researcher in the field of fish cognition. He's based at Macquarie University where he runs the Fish Lab — the Behaviour, Ecology and Evolution of Fishes Laboratory.
His fascination for fish stems from growing up in parts of…