Sea butterflies flit through the ocean on gossamer wings, each species with a style of its own. These tiny marine snails, or thecosomes, migrate up to surface waters at night to feed and sink to ...

Sea turtles act as living records of ocean change, with shells capturing decades of data to help researchers protect endangered species.

The shelled sea butterfly Hyalocylis striata can be found in the warm surface waters of the ocean around the world. © Karen Osborn The chemistry of the ocean is ...

A sea turtle’s shell is living bone fused directly to its spine and ribs. It is not a detachable shield or an external case, as certain quirky cartoons have shown. The shell grows with the turtle, ...

Researchers at the University of Miami’s Rosenstiel School have developed a method to read the chemical layers inside sea turtle shells like a biological stopwatch, reconstructing years of an animal’s ...