Here are two colorful sponges, just hanging out on the ocean floor! They are totally innocuous. Just a pair of wild and crazy sponges! Oh, except the one on the left is a frogfish and if you’re a smaller fish, it will EAT your ass before you know what hit you.
Here’s another frogfish dressed up as an algae-covered rock:
Here’s one in sea urchin drag:
And here is the official frogfish anthem:
The amazing mimicry of frogfish, Why Evolution is True.
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