US health officials are urging cattle producers to be on high alert after a parasitic screwworm was found in Mexico, the ...

Common land planarians are easily identified by their triangular, spade-shaped head. Some can stretch out a foot in length.

The findings open the door for new diagnostic, surgical tools. Ingestible devices are commonly used to study and treat ...

New World screwworm was largely eradicated from the U.S. and Central America in the 1960s and 1980s, respectively. But the ...

More than two billion people around the world are infected with a brain parasite called Toxoplasma gondii. This parasite is ...