Add Yahoo as a preferred source to see more of our stories on Google. Most isopods, including pill bugs, have 7 pairs of legs. Utilizing pleopodal lungs creates a permanent respiratory constraint on ...

When pill bugs roll into a tiny ball, the act looks far simpler than it actually is. Known as conglobation, a pill bugs’ “ball” involves a full-body engineering trick designed to protect them from ...

Most people first notice pill bugs while lifting a flowerpot or turning over a log, then watching small gray roly polies curl into tight balls. Because they share space with ants and beetles, many ...

Conglobation protects certain pill bugs and also helps them retain moisture. Some predators have adapted to have specialized mouthparts that overcome this armored sphere defense. When pill bugs roll ...

Most isopods, including pill bugs, have 7 pairs of legs. Utilizing pleopodal lungs creates a permanent respiratory constraint on land. Scientists discovered crustaceans successfully adapted to dry ...