TwistedSifter on MSN
Sea urchins might not be as simple as once thought. New study finds that their entire body may be their brain.
Maybe we aren't as smart as we think we are.
Nervous system and muscles in sea urchin larvae: Green indicates the entire larval nervous system. Magenta marks the muscles of the digestive tract. Tsukuba, Japan—A cluster of non-visual, ...
The larvae of sea urchin start swimming backwards on exposure to strong light — a finding that fills in a missing piece in how light-responsive systems developed in animals. Almost all living ...
Consider the sea urchin. Specifically, the painted urchin: Lytechinus pictus, a prickly Ping-Pong ball from the eastern Pacific Ocean. The species is a smaller and shorter-spined cousin of the purple ...
Ravenous, brainless and covered with spikes, sea urchins have evolved to not be messed with. Off of the south coast of Oregon, one kind of urchin in particular, the purple sea urchin, is enjoying an ...
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