Double Fisted
Grabbing ahold with both claws, a crab defends itself—and steers the course of another species’ evolution.
Anemone
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Tongue-tied
These clownfish host some uninvited, and undesirable, guests on the tips of their tongues.
Tongue-tied
These clownfish host some uninvited, and undesirable, guests on the tips of their tongues.