When I tell guests on my boat that dolphins never completely sleep, they are astounded. But in truth, if dolphins fell completely asleep as humans do, they would drown. They have to surface to breathe ...

“Cetaceans have many complex social behaviours that are similar to humans and other primates. They, however, have different brain structures from us, leading some researchers to argue that whales and ...

The last common ancestor of humans and chimps lived some six ... information in the temporal lobes, located on the brain’s flanks. Dolphins process visual and auditory information in different ...