Hailing from the Cambrian period some 520 million years ago, the larva represents a whole new genus and species of euarthropod called Youti yuanshi. Such a small speck of rock might be easily ...

Creeping eruption is a skin infection caused by hookworms. The infection is also called cutaneous larva migrans or sandworm disease. Creeping eruption causes severe itching, blisters, and a red ...