Big and brilliant: complex whale behaviour tied to brain size
▻https://in.reuters.com/article/science-whales/big-and-brilliant-complex-whale-behaviour-tied-to-brain-size-idINKBN1CL3
And now, scientists have identified key differences among cetaceans linked to brain size. A study of 90 cetacean species published on Monday found that those with larger brains exhibit greater complexity in social structures and behaviours, with species like the killer whale and sperm whale leading the way.