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A small, transparent, shell-less sea snail in the open ocean.
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Angels of the Sea

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Two nurse sharks hover over a baited cage
Lesson Plan

Long Live the Sharks and Rays

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Two nurse sharks hover over a baited cage
Lesson Plan

Shark!

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Two nurse sharks hover over a baited cage
Lesson Plan

What Do Scientists Do?

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Hedbergella sliteri - this specific specimen is the "holotype" for this species. That means it is the reference point for what all members of the species should look like.
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Hedbergella sliteri

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The Sant Ocean Hall is the National Museum of Natural History's largest exhibit, providing visitors with a unique and breathtaking introduction to the majesty of the ocean
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Building the Sant Ocean Hall: Interviews with the Exhibit Team

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Two Adélie penguins on Paulet Island, Antarctica
Overview

Penguins

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underwater photo of floating mangrove propagules
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Floating Propagules

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

Octopuses and Squids

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a loggerhead Sea Turtle
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Loggerhead Sea Turtle

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A blue crab on the Mid-Atlantic coast of the U.S.
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Coastal Blue Crab

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