Birds are vertebrate animals adapted for flight. Many can also run, jump, swim, and dive. Some, like penguins, have lost the ability to fly but retained their wings. Birds are found worldwide and ...

Parent birds deliver more than 10,000 to their young A pair of great tits will each fly at least 100 km to collect the caterpillars and carry almost their own body weight in a day Robins and wrens ...

But what else do we know about specific bird species in the United States, Mexico and Canada? Here are 35 facts about North American birds and insight on where to find them. Grab a pair of ...

Past societies developed a range of weird and wonderful explanations for birds’ annual disappearance. Some thought they became barnacles, others that they hibernated in cliffs. As recently as ...