The fossil remains of some of the first animals with shells, ocean-dwelling creatures that measure a few centimeters in length and date to about 520 million years ago, provide a window on evolution at ...

Animals have evolved crab-like bodies at least five times throughout history, a process known as carcinization.

Researchers have solved the missing piece of a 350-year-old puzzle of how the pointed body parts of many animals grow to form their shape - including teeth, horns, claws, beaks, animal shells, and ...

A structure much like a liquid crystal allows the shell of a scarab beetle to circularly polarize light, scientists in the US have discovered. Mohan Srinivasarao of the Georgia Institute of Technology ...

Loggerhead sea turtles migrate thousands of miles through the world’s oceans, but they don’t travel solo—research shows they carry surprisingly diverse and abundant populations of tiny creatures on ...