Cats are fascinating creatures, and one of the most intriguing aspects of their behavior is their vocalizations. From gentle ...

The nuthatch is a true acrobat among birds — it is the only bird in Europe that can climb down tree trunks upside down. But its impressive abilities go far beyond that. PETBOOK has compiled some ...

The Audubon Bird Guide is a free and complete field guide to over 800 species of North American birds, right in your pocket. Built for all experience levels, it will help you identify the birds around ...