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EVOLUTIONARY BIOLOGY STARFISH
Why Starfish Are Actually One Giant Head With No Body, Scientists ConfirmModern evolutionary biology reveals starfish, or sea stars, possess a body plan akin to a head without a trunk. Genetic and developmental s...
- Our oldest known ancestor had a huge mouth and no anus
London, Jan 31 (IANS) A microscopic, bag-like sea creature with a large mouth and no anus, which lived about 540 million years ago, could b...