Mary Jo DiLonardo has worked in print, online, and broadcast journalism for 25 years and covers nature, health, science, and animals. The roly-poly, or pill bug, is a terrestrial crustacean that looks ...

This is a roly-poly, not a bug. Nature is full of surprises. Some may not exactly rock your world, but might prompt a closer look at tiny creatures you commonly see. Take Roly-poly bugs for instance – ...

Pill bugs are gray pests related to crustaceans, and they are known for their ability to roll up into a ball when they encounter threats. Also commonly known as "roly-polies," these small, harmless ...

WASHINGTON--Roly poly bugs may be a source of fun for kids and adults but these little bugs that form into balls at the slightest touch are causing problems for some threatened fish. New research ...