Thorp robbin w (23 resultados)

Condición: New.

Condición: New.

Paperback. Condición: New. More than ever before, there is widespread interest in studying bumble bees and the critical role they play in our ecosystems. Bumble Bees of North America is the first comprehensive guide to North American bumble bees to be published in more than a century. Richly illustrated with color photographs, diagrams, range maps, and graphs of seasonal activity patterns, 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. The book draws on the latest molecular research, shows the enormous color variation within species, and guides readers through the many confusing convergences between species. It draws on a large repository of data from museum collections and presents state-of-the-art results on evolutionary relationships, distributions, and ecological roles. Illustrated keys allow identification of color morphs and social castes. A landmark publication, Bumble Bees of North America sets the standard for guides and the study of these important insects.* The best guide yet to the 46 recognized bumble bee species in North America north of Mexico* Up-to-date taxonomy includes previously unpublished results * Detailed distribution maps * Extensive keys identify the many color patterns of species.…

Condición: As New. Unread book in perfect condition.

Paperback. Condición: New. More than ever before, there is widespread interest in studying bumble bees and the critical role they play in our ecosystems. Bumble Bees of North America is the first comprehensive guide to North American bumble bees to be published in more than a century. Richly illustrated with color photographs, diagrams, range maps, and graphs of seasonal activity patterns, 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. The book draws on the latest molecular research, shows the enormous color variation within species, and guides readers through the many confusing convergences between species. It draws on a large repository of data from museum collections and presents state-of-the-art results on evolutionary relationships, distributions, and ecological roles. Illustrated keys allow identification of color morphs and social castes. A landmark publication, Bumble Bees of North America sets the standard for guides and the study of these important insects.* The best guide yet to the 46 recognized bumble bee species in North America north of Mexico* Up-to-date taxonomy includes previously unpublished results * Detailed distribution maps * Extensive keys identify the many color patterns of species.…

Condición: good. A copy that has been read, remains in good condition. All pages are intact, and the cover is intact. The spine and cover show signs of wear. Pages can include notes and highlighting and show signs of wear, and the copy can include "From the library of" labels or previous owner inscriptions. 100% GUARANTEE! Shipped with delivery confirmation, if you're not satisfied with purchase please return item! Ships via media mail.…

Condición: new.

Paperback. Condición: New. Brand new book, sourced directly from publisher. Dispatch time is 3-4 days from our warehouse. Book will be sent in robust, secure packaging to ensure it reaches you securely.

Condición: New. pp. 208 150 Illus. (Col.).

Paperback. Condición: Brand New. 208 pages. 9.00x6.25x0.50 inches. In Stock.

Paperback. Condición: Brand New. 208 pages. 9.00x6.25x0.50 inches. In Stock.

Paperback. Condición: Brand New. 208 pages. 9.00x6.25x0.50 inches. In Stock.

Condición: New.

Condición: As New. Unread book in perfect condition.

Condición: New. In English.

Condición: very_good. Very good: The book does not look new and has been read but is in excellent condition. There is no obvious damage to the cover the dust jacket if applicable is included for hard covers. There are no missing or damaged pages, no creases or tears, and no underlining highlighting of text or writing in the margins. It may have very minimal identifying marks on the inside cover as well as very minimal wear and tear. See the seller's listing for full details and a description of any imperfections.…

Condición: New. pp. 208.

Paperback. Condición: New. More than ever before, there is widespread interest in studying bumble bees and the critical role they play in our ecosystems. Bumble Bees of North America is the first comprehensive guide to North American bumble bees to be published in more than a century. Richly illustrated with color photographs, diagrams, range maps, and graphs of seasonal activity patterns, 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. The book draws on the latest molecular research, shows the enormous color variation within species, and guides readers through the many confusing convergences between species. It draws on a large repository of data from museum collections and presents state-of-the-art results on evolutionary relationships, distributions, and ecological roles. Illustrated keys allow identification of color morphs and social castes. A landmark publication, Bumble Bees of North America sets the standard for guides and the study of these important insects.* The best guide yet to the 46 recognized bumble bee species in North America north of Mexico* Up-to-date taxonomy includes previously unpublished results * Detailed distribution maps * Extensive keys identify the many color patterns of species.…

Kartoniert / Broschiert. Condición: New. A guide to North American bumble bees. It focuses on the molecular research that shows the enormous color variation within species, and guides readers through the many confusing convergences between species.&Uumlber den AutorPaul H.

Softcover. Condición: Very good. Very good condition. Binding is tight. Pages are clean and unmarked.

Paperback. Condición: New. More than ever before, there is widespread interest in studying bumble bees and the critical role they play in our ecosystems. Bumble Bees of North America is the first comprehensive guide to North American bumble bees to be published in more than a century. Richly illustrated with color photographs, diagrams, range maps, and graphs of seasonal activity patterns, 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. The book draws on the latest molecular research, shows the enormous color variation within species, and guides readers through the many confusing convergences between species. It draws on a large repository of data from museum collections and presents state-of-the-art results on evolutionary relationships, distributions, and ecological roles. Illustrated keys allow identification of color morphs and social castes. A landmark publication, Bumble Bees of North America sets the standard for guides and the study of these important insects.* The best guide yet to the 46 recognized bumble bee species in North America north of Mexico* Up-to-date taxonomy includes previously unpublished results * Detailed distribution maps * Extensive keys identify the many color patterns of species.…

paperback. Condición: Good. Appears to be unused with minor soiling to text block edge--nothing serious. No markings.

Berkeley & L.A., University of California Press, 1969. 146 pp. 13 maps. & b./w.ills. Softcover.