Ever wonder what makes a mammal a mammal?! Well, for one thing, mammary glands!
Only mammals have them, and they use them to feed their young!
Animals in the class Mammalia also have hair and give birth to live young,
except for the echidna and platypus, who are the only mammals to lay eggs!
Only mammals have them, and they use them to feed their young!
Animals in the class Mammalia also have hair and give birth to live young,
except for the echidna and platypus, who are the only mammals to lay eggs!
Coyote (Canis latrans); San Louis National Wildlife Refuge, CA
Black-tailed jackrabbit (Lepus californicus); Hayward Shoreline Interpretive Center, CA
American pika (Ochotona princeps); Grand Tetons National Park, WY
American Marten (Martes americana); Big Slide Mountain, Adirondack Park, NY