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The Kemp’s ridley is a “riddler” among sea turtles . Although the species was initially recognized in 1880, scientists didn't know where it nested until 80 years later, when a film documenting about 40,000...
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How do we know where ocean animals swim day and night? Scientists are getting...
A young Kemp's ridley sea turtle ( Lepidochelys kempii ) recovers at the...
These baby olive ridleys ( Lepidochelys olivacea ) will eventually provide a...

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On the Galapagos Islands, William Dampier wrote excitedly of the giant tortoises he encountered: “I do believe there is no place in the world that is so plentifully stored with these animals….” This photo was taken at the Charles...
Sea turtles face many obstacles throughout their lives—net entanglement,...
An American crocodile ( Crocodylus acutus ) resting on a bed of seagrass ...

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There are seven species of sea turtles, which are marine reptiles that need to breathe air to survive. Six of the seven...
Loggerhead turtles ( Caretta caretta ) are named for their large heads and strong jaws, which allow them to eat prey with hard shells, like big marine snails. They live throughout the world’s warm...
A heavily oiled Kemp's Ridley turtle recovered near the Deepwater Horizon/BP accident site.
From parrotfish that cover themselves in a blanket of their own mucus to tiny pygmy sea horses, there are some bizarre sea creatures that live in coral reefs . In this slideshow you can explore some...
“I slowly approached this bird resting on the back of a turtle just under the surface of the water. I got the shot just before the tern flew away.” -- Nature's Best photographer, Nuno Sá. See more...
There are seven species of sea turtles, which are marine reptiles that need to breathe air to survive. Six of the seven species are found in US waters, and the flatback turtle is only found in the...
How do we know where ocean animals swim day and night? Scientists are getting snapshots into the daily lives of whales , sharks , and even fish by tagging the animals to track their movements. You’ve...
A giant tortoise subspecies ( Geochelone nigra vicina ) lives on Isabela Island in the Galapagos. Cerro Azul, estimated to be about 350,000 years old, is one of six volcanoes on the island.
One of the biggest threats to sea turtles, such as the loggerhead turtle ( Caretta caretta ) pictured here, is being accidentally caught and killed in fishing nets. Trapped in a net, the turtles are...
A young Kemp's ridley sea turtle ( Lepidochelys kempii ) recovers at the Audubon Aquarium of the Americas, after the 2010 Gulf of Mexico oil spill. Turtles were cleaned and nursed back to health with...
No iguana wants to be cooked alive on a hot rock and then served up as dinner for a Galapagos hawk. But it turns out the marine iguanas ( Amblyrhynchus cristatus ) have a strategy that warns them of...
Adult green sea turtles ( Chelonia mydas ) spend most of their time grazing in seagrass meadows. It's estimated that before Columbus arrived in America in 1492, the number of green turtles supported...
The International Union for the Conservation of Nature ( IUCN ) maintains the Red List of Threatened Species , an inventory of the global conservation status of plants and animals. In a 2010 study ,...
“As an underwater nature photographer, I struggled for a new way to bring back visions of fish and fauna. Soon I discovered that taking water out of the picture, rendering it invisible while it is...
Sea turtles face many obstacles throughout their lives—net entanglement, light pollution, mistaking plastic for food—among the many that are caused by humans. Get a glimpse of what goes on behind-the...
These baby olive ridleys ( Lepidochelys olivacea ) will eventually provide a home to crustaceans, mollusks, and other epibionts. That's according to a survey of epibionts living on mature, nesting...
A diet of algae and seagrasses gives this turtle ( Chelonia mydas ) greenish colored fat—and its name. Weighing as much as 500 pounds, the threatened green sea turtle lives its life at sea, with only...
A spectacled caiman (Caiman crocodiles) patrols a salty pond at the Smithsonian Institution’s research station in Bocas del Toro, Panama. A bony ridge between its eyes gives it the appearance of...
The Kemp’s ridley is a “riddler” among sea turtles . Although the species was initially recognized in 1880, scientists didn't know where it nested until 80 years later, when a film documenting about...
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