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Caribbean reef sharks swim over a coral reef in the Bahamas.
Article

Swimming With Sharks

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A woman standing in front of a barge
Article

Mary Rice: A Force of Nature

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The Komodo National Park site in Indonesia was inscribed on the World Heritage List in 1991. The site hosts "Komodo dragons" (Varanus komodoensis), a unique species that exists nowhere else in the world and is of great interest to scientists studying evolu
Article

Tunicates—Not So Spineless Invertebrates

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Great White Shark at sea surface – marvels of evolution.
Photo

Great White Shark at Surface

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Two octopuses sitting underwater highlight the different textures the animals can take on.
Overview

Octopuses, Squids, and Relatives

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An illustration of the megalodon shark.
Overview

The Megalodon

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A bull shark's ability to prey on many different species is helped by its capacity to survive in both freshwater and saltwater.
Article

Smithsonian Stunt Turns Ocean Hall into Living Aquarium

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Offshore Peru, during the Eocene (~56-34 million years ago), showing two archaeocetes (ancient whales): Ocucajea picklingi and Supayacetus muizon.
Article

New Archaeocetes from Peru Are the Oldest Fossil Whales from South America

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an adult and baby coelacanth specimens on display
Overview

Coelacanth

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Two nurse sharks hover over a baited cage
Lesson Plan

Jelly Critters: Gelatinous zooplankton

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