Since prehistoric times, birds and their ability to fly has been a constant source ... mean that older birds have the most complex, beautiful songs. Birds sing a different melody at different ...

These beautiful birds are North America's most common hawks ... Breeding season initiates a spectacular sequence of aerial acrobatics. Hawk pairs fly in large circles and gain great height ...

It’s cold outside! It’s been too cold for so many of our regular outdoor activities. But we have enjoyed the birds in ...