Whether they’re finned or scaled, deep-sea swimmers or treetop dwellers, each one of the thousands of animals at the National Aquarium has a unique story to tell.

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Spiny-Tailed Monitor (Varanus acanthurus)

This animal uses its tail to wedge itself into tight crevices.

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Spotfin Butterflyfish (Chaetodon ocellatus)

The black bar across this fish's eye confuses predators.

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Spotted Unicornfish (Naso maculatus)

Adult spotted unicornfish can be anywhere from bluish-gray to olive-brown in color.

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Striped Burrfish (Chilomycterus schoepfi)

Burrfish are covered with short, heavy spines that are always erect.

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Sunbittern (Eurypyga helias)

When threatened, these birds spread their wings and exhibit very large eyespots.

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Swainson's Lorikeet (Trichoglossus haematodus)

In their native habitat, lorikeets' vibrant colors provide the perfect camouflage.

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Tasselled Wobbegong (Eucrossorhinus dasypogon)

The tasselled wobbegong is a bottom-dwelling carpet shark with a wide, flat body and head.

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Turquoise Tanager (Tangara mexicana)

The turquoise tanager is a brightly colored bird with a strikingly blue face and breast and yellow or white underside.

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Upside-Down Jelly (Cassiopea xamachana)

This jelly looks more like a flower blooming on the seafloor than a typical jelly.

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