Reptiles

Reptiles are found worldwide on land, and in both fresh and salt water. Marine reptiles range from sea snakes to sea turtles, crocodiles and iguanas.

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Meet the Seven Sea Turtle Species

There are seven species of sea turtles, which are marine reptiles that need to breathe air to survive. Six of the seven...

Bizarre and Beautiful Coral Reef Animals

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...
a marine iguana, Amblyrhynchus cristatus

Marine Iguanas: One Species at a Time

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...

Surveying Life On Sea Turtles

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 olive ridleys and green...

Meet the Seven Sea Turtle Species

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

Taking the Temperature of the Kemp's Ridley Sea Turtle

Kemp's ridley sea turtles ( Lepidochelys kempii ) often emerge from their nests during the day, which is a rare (and dangerous) thing for sea turtle hatchlings! Credit: Terry Ross ( Flickr ) The...
A Kemp's Ridley sea turtle is returned to the ocean.

Images: Conserving Endangered Kemp's Ridley Sea Turtles

Esther Horvath began documenting the efforts to protect Kemp’s Ridley sea turtles on the coasts of the United States three years ago. The work that goes into the recovery of this endangered species is...

Sea Turtles Return to the Sea

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-scenes of a sea turtle...

Backbone of Biodiversity at Risk

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...

Tagging and Tracking Animals Underwater

“Manta rays sometimes approach divers; an up-close encounter with such a huge, peaceful animal is unforgettable!” -- Nature's Best photographer, Deborah Smrekar. Equipment Used to Capture the Shot: Nikon D70; 12-24mm; 1/100 sec at...