The egg industry has spent millions of dollars on measures to prevent avian influenza from devastating their flocks.
Wisdom, a 74-year-old Laysan albatross, is the world's oldest known wild bird. She also just became a mother yet again.
February is a big winter month, but it still offers us plenty of hints of spring as bird activity starts to increase.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results