Wisdom, a 74-year-old Laysan albatross, is the world's oldest known wild bird. She also just became a mother yet again.

Spring can seem a long way off, until you spot a phoebe and see wrens gathering nest material. Learn more spring bird moments ...

Bird flu cases are still rising in the U.S. as the virus continues to devastate poultry farms. More than 145 million chickens, ducks, turkeys and other fowl have been slaughtered across the United ...