| Description |
208 pages : color illustrations, color maps ; 23 cm |
| Bibliography |
Includes bibliographical references (page 203) and index. |
| Contents |
Observing bumble bees -- Attracting bumble bees -- Bumble bee forage guide by ecoregion -- Maps and seasonal activity -- Bumble bee decline and conservation -- Threats to bumble bees -- Natural enemies -- Mimicry -- Distinguishing bumble bees from other insects -- Bumble bee names and classification -- How to use this book to identify bumble bee species -- Species accounts -- Square-or long-cheeked bees with a rounded angle on the midleg -- Short-cheeked bees with a rounded angle on the midleg -- Medium- or long-cheeked bees with a sharp angle on the midleg -- Hindleg (tibia) with the outer surface uniformly convex and densely hairy (cuckoo bumble bees, no workers) -- Identification keys to female and male bumble bees, with photos. |
| Summary |
This guide allows amateur and professional naturalists to identify all 46 bumble bee species found north of Mexico and to understand their ecology and changing geographic distributions. |
| Subject |
Bumblebees -- United States -- Identification.
|
|
Bumblebees -- Canada -- Identification.
|
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Bumblebees -- United States -- Geographical distribution.
|
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Bumblebees -- Canada -- Geographical distribution.
|
| Added Author |
Thorp, Robbin W., 1933-
|
|
Richardson, Leif.
|
|
Colla, Sheila.
|
| Added Title |
Bumblebees of North America |
| ISBN |
9780691152226 (pbk.) : $24.95 |
|
0691152225 (pbk.) |
|
