Ravens in Winter (Vintage)

Ravens in Winter (Vintage)

von Bernd Heinrich

Taschenbuch

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Beschreibung

Why should ravens--which are usually solitary birds--share valuable food in the dead of winter? How clever are these birds? Do they have a language? These are some of the riddles that noted sociobiologist Bernd Heinrich, author of Bumblebee Economics and winner of the John Burroughs Medal, explores in this intriguing book. 16 pages of drawings.

Haupt-Genre

N/A

Sub-Genre

N/A

Format

Taschenbuch

Seitenzahl

400

Preis

32.95 €

Beschreibung

Why should ravens--which are usually solitary birds--share valuable food in the dead of winter? How clever are these birds? Do they have a language? These are some of the riddles that noted sociobiologist Bernd Heinrich, author of Bumblebee Economics and winner of the John Burroughs Medal, explores in this intriguing book. 16 pages of drawings.

Haupt-Genre

N/A

Sub-Genre

N/A

Format

Taschenbuch

Seitenzahl

400

Preis

32.95 €