5 animals that have more than one brain, with some on their legs and arms
Animals with multiple brains have evolved this way to improve survival. Whether it's for controlling many limbs independently ...
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Leeches as Endoparasites of Frogs
LEECHES are adapted by their structure and physiology to an ectoparasitic, blood-sucking mode of life. Some have secondarily become predators, but none has obvious adaptations to endoparasitism.