For decades, scientists have relied on evidence that showed mice as the main source of Lyme disease in the Northeast. That may still be true in many places. But on Martha’s Vineyard, the top culprit ...

Tiny mammals don’t get much attention next to elephants or whales, but their size gives them a surprising edge. These animals can squeeze into impossible places, survive on scraps, and avoid detection ...

Among Adirondack mammals, pygmy shrews hold several records. Some adults weigh only 2-3 g (0.11 oz) and thus are the smallest mammals in the world. This species is also one of the rarest, with only ...