Koalas are often regarded as cute but dumb: slow, sleepy and incapable of change. But they have been known to approach humans for help. And maybe they have been set free by their remarkable diet.
Articles on mammal brains
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The cetacean brain has a specialised thermogenic system that helps the animal’s brain to produce enough heat to maintain a functional brain temperature.
A shift in climate, along with other environmental disruptions and the invasion of competitors and new predators all likely played an important role in reshaping ancient elephants’ brains.
