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The Lace Crab
Marella splendens was an arthropod that lived during the Cambrian Period. It is the...
The Vanishing Vaquita
The small vaquita (Phocoena sinus), a type of porpoise, usually only reaches...
A Florida manatee, Trichechus manatus latirostris, swims down a narrow channel into...
Polar Bear on the Ice
Polar bears have evolved to survive in the Arctic with large, oar-like front paws...