Who Moved the Beach?
Coastal erosion is a natural process that sweeps large sections of land out to sea....
Tue, 07/10/2018 - 13:22
Ship Under a Bridge
Ocean conditions change every hour of every day. Tides, currents, and winds are...
Fri, 01/14/2011 - 11:34
Mangrove Tree Crab
A mangrove tree crab (Aratus pisonii) clings to a leaf near the Smithsonian...
A spectacled caiman (Caiman crocodiles) patrols a salty pond at the Smithsonian...