The crustacean brain exhibits a remarkable degree of complexity, reflecting both ancient evolutionary origins and diverse ecological adaptations. Central to these adaptations is the olfactory system, ...
A worm-like creature preserved in ancient rock has just been identified as the oldest known relative of insects, spiders and crustaceans.
One of several Jianfengia fossil specimens: The animal's body plan is extremely simple, consisting of numerous identical segments. However, its head is like that of a more modern crustacean, with eyes ...
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