After years below ground, a cicada bursts from its exoskeleton in this remarkable video showing nature’s power to transform.

Discusses arthropods, a diverse group of animals characterized by jointed legs, exoskeletons, and segmented bodies. It ...

Unlike the hard exoskeletons found in many of the Cambrian fossils, the animals that lived during the Ediacaran were mostly soft-bodied, blob-shaped animals like cnidarians — a group that ...

Sensory features on the armored exoskeletons of ancient fish may be the reason why humans have teeth that are sensitive to cold and other extremes. CNN values your feedback 1.

These animals had a hard exoskeleton, dotted with tubules. These had been interpreted as being tubules of dentine, one of the hard tissues that make up teeth. In human teeth, ...