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An arrow-worm from the genus Spadella. Alvariño discovered and classified the species Spadella gaetanoi in 1978.
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Arrow-worm

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A sunset over marshland near Ocean City, N.J.
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Sunset Over Marshland

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This Caribbean sea anemone brightens a variety of Caribbean reef habitats.
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Sea Anemone

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A fossil imprint of Haplophrentis carinatus with two oar-like appendages.
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Haplophrentis carinatus

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Illustration of Opabinia with five eyes and what look like scales.
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Opabinia

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There is a large demand for shark ecotourism.
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Swimming with Sharks

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A plastic bottle jellyfish sculpture.
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Plastic Jellyfish

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Ellen Strong, Research Zoologist - Invertebrate Zoology, Smithsonian's National Museum of Natural History
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NMNH Invertebrate Zoology Research Zoologist Ellen Strong

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A transparent ctenophore with two long tentacles.
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Arctic Ctenophore with Long Tentacles

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NMNH intern in the lab.
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It's All In the DNA

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Palm trees bend in hurricane strength wind
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Whipping WInds

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A birds eye view of an estuary
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Estuary: a storm buffer

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