Lingua: Inglese
Editore: Raptor Research Foundation, Provo, Utah, 1989
Da: Jeff Stark, Barstow, CA, U.S.A.
Paperback. Condizione: Good. April Issue No. 8. 80 pages with important data including some nice habitat location maps . etc. Has some yellow highlighting for the Barstow region area here and there and also a previous owner's name on the front cover with yellow highlight marking.
Editore: The Academy of Natural Sciences of Philadelphia and the American Ornithologists' Union, 2000
Da: Darkleaf Books, Arrington, VA, U.S.A.
Paperback. Condizione: New. Species account number 488 in the Birds of North America Life Histories for the 21st Century series. In 1992 the American Ornithologists' Union in partnership with the Academy of Natural Sciences of Philadelphia undertook the publication of species accounts for each of the more than 700 species which breed in the United States and Canada. These illustrated reviews provide comprehensive summaries of the current knowledge of the species, with range maps and an extensive list of references. The series is finally complete, in 716 parts. Accounts are 8 ½ x 11 booklets.
Editore: Raptor Research Foundation, 1986
Da: Darkleaf Books, Arrington, VA, U.S.A.
Paperback. Condizione: New. Raptor Research Report No. 5. Results of a conference held at Hawk Mountain in 1984.
Editore: Raptor Research Foundation, 1986
Da: Buteo Books, San Rafael, CA, U.S.A.
Paperback. Condizione: New. Raptor Research Report No. 5. Results of a conference held at Hawk Mountain in 1984.