Head lice don’t spread disease and aren’t considered a health hazard, according to the CDC, but they’re still gross, annoying and on the rise as kids head back to school. These tiny parasitic insects ...

A Mazon Creek fossil shows a horseshoe crab riddled with pits, likely from microbes or parasites, revealing a ...

The crustaceans, non-native and fierce, are taking over the Gulf of Maine. Could eating them help draw down the population? Mike Masi pulls a trap filled with green crabs on to his skiff in York, ...

Researchers found the first evidence of European green crabs in the northern Whidbey Basin, a sign that one of the world’s most harmful marine species has made inroads in the Salish Sea, the ...