Bibliograph

Ravens in winter, Bernd Heinrich ; illustrations by the author

Type

Label

Ravens in winter, Bernd Heinrich ; illustrations by the author

Language

eng

Bibliography note

Includes bibliographical references (pages 337-354) and index

Illustrations

platesillustrations

Index

index present

Literary Form

non fiction

Main title

Ravens in winter

Nature of contents

bibliography

Oclc number

19886833

Responsibility statement

Bernd Heinrich ; illustrations by the author

Summary

A detailed investigation into the feeding behavior of ravens during four winters in Maine comes to several amazing conclusions

Table Of Contents

Ravens at a moose -- Ravens as hunters and scavengers -- Calling in carcass-openers? -- Selfish herd? -- Corvid comparison -- What is acceptable evidence? -- Early winter confusion -- Are ravens hawks of doves? -- Raven intelligence -- Short work of two sheep -- Cow -- Loner -- Tame birds from the nest -- Another hypothesis -- Territorial adults and wandering juveniles -- Communal roosts -- Do they come from a roost? -- To catch and mark a raven, or two, or more -- Courting and displays -- Individuals -- Spring surprises -- At the nest -- Raven calls -- Residents keep it all -- Why be brave? -- Tradeoffs and complexities -- Cage raisings -- Last roundups

Target audience

adult

Classification