Ravens in Winter by Bernd Heinrich nature study with kids The finest Liar in the

The finest Liar in the World

Is the perfect kids' Bible for any age up to 6th grade

There is so much packed into these pages

Crisply detailed

Ravens in Winter by Bernd Heinrich nature study with kids The finest Liar in the"One of the most interesting discoveries I've seen in animal sociobiology in years." E. O. Wilson Why do ravens, often considered solitary birds, share food with one another in the harsh months of winter? At first glance, the behavior seemed to defy the rules of evolutionary biology. Yet the more biologist Bernd Heinrich observed these intelligent corvids, the more fascinating the puzzle became. In Ravens in Winter, Heinrich presents the