In a species of freshwater turtle, embryos can move toward warmer or cooler environments within the egg and thus help choose their sexual destiny, but not all experts are convinced.

A special hinge joint allows some turtle species to close and open their shells.

Richard Vogt, this year’s awardee, showed inappropriate images of researchers in the field during his acceptance speech.

Biologists in Florida rounded up more than 1,000 sea turtles when they were threatened by a cold snap in January.

The near-complete feminization of northern Great Barrier Reef sea turtles has been blamed on climate change.

Warm hues of yellow, gold, and orange form unique, colorful patterns on each Eastern box turtle’s carapace.

An eastern snapping turtle (Chelydra serpentina), known for its formidable jaw, sits motionlessly. 

Loggerhead sea turtles use the Earth’s magnetic fields to find their way home.

Researchers show that tagging marine animals could disrupt their ability to live normal lives.