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This male dancing fiddler crab (Uca terpsichores) has built a sand “hood” at the entrance to his burrow, which he hopes will attract females to his humble abode—as if that big beautiful claw of his weren't enough!
Article

The Design of a Beautiful Weapon

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10 grains of star shaped sand collected from southern Japan
Photo

Star Sand Grains Collected from Southern Japan

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10 grains of star shaped sand collected from southern Japan
Article

The Sant Ocean Hall: Life in the Sand Exhibit

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A screenshot from the video showing a fiddler crab with a large claw.
Video

Claws Out: Fiddler Crabs Do Battle

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On Moorea, an island in French Polynesia, researchers are striving to complete a biocode—a DNA catalog of every life form big enough to pick up with tweezers.
Overview

Scientists Catalog Life on the Island of Moorea

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The blue lined octopus can be deadly, so it is best to stay away.
Photo

The Dangerous Blue Octopus

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grains of sand collected from Orient Point, Long Island, NY
Photo

Sand from Orient Point, Long Island, New York

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Horizontal bands of color represent different species of lichen that have adapted to the conditions at different heights above sea level.
Article

Seaside Lichens

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The Peninsula Valdes in Argentina was inscribed on the World Heritage List in 1999. The site is home to important breeding populations of the endangered southern right whale (Eubalaena australis), southern elephant seal (Mirounga leonina), and southern sea
Slideshow

Marine World Heritage Photo Gallery

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A juvenile Kemp's ridley sea turtle emerges from the nest
Article

Taking the Temperature of the Kemp's Ridley Sea Turtle

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