Skip To Content

    13 Facts About Animals' Brains That Will Make You Say, "IDK How To Feel About This"

    FACT: There's a fungus that can take over an ant's brains and turn it into a zombie!!!

    1. Squids have doughnut-shaped brains.

    2. Leeches have 32 brains.

    3. Sea squirts (I know — just, why?) eat their own brains.

    4. An ostrich's brain is smaller than its eyeball.

    5. Starfish don't have a centralized brain.

    6. Male and female stickleback fish have different size brains.

    7. A sperm whale has the biggest brain of any mammal — but compared to its body size, its brain is actually teeny tiny.

    8. A spider's brain is so big that it spills into its legs.

    9. A killer whale shuts down half of its brain when sleeping.

    10. Woodpeckers have a super-strength skull to prevent brain injuries.

    11. Around two-thirds of an octopus's neurons are distributed in its arms and suckers, and not its brain.

    12. A cockroach can live for weeks without a head and brain.

    13. A certain type of fungus can take over an ant's brain, literally turning it into a zombie.

    The animal kingdom is a wild place. Anyway, that's all for today. Bye!