Unexplained sea creature: Dendrogramma specimen is unclassifiable in animal groups (VIDEO).
This Mysterious Sea Creature Is Like No Other Known Animal (Video)
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Sept. 4 2014 5:09 PM

What Is This Strange Sea Creature?

Researchers are stumped—but it could be essential to the animal family tree.

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Biologist Jean Just plucked some odd, tiny creatures from deep in an Australian seabed in 1986. Three decades later, the species has finally been described in a new study—which isn’t to say we have any idea what it is.

Dallas Jensen is a regular video contributor to Slate.

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