
By William S Clark; Brian K Wheeler; National Audubon Society.; National Wildlife Federation
ISBN-10: 0395360013
ISBN-13: 9780395360019
ISBN-10: 0395441129
ISBN-13: 9780395441121
ISBN-10: 0395936152
ISBN-13: 9780395936153
Read or Download A field guide to hawks, North America PDF
Similar zoology books
Get BSAVA Manual of Small Animal Ophthalmology, 2nd Edition PDF
This new guide builds at the luck of the 1st version of the BSAVA guide of Small Animal Ophthalmology. This re-creation starts with a transparent and concise consultant to the exam of the attention. utilizing the suggestions defined and the lists of differential diagnoses supplied in Appendix I, it's going to be attainable for ocular lesions to be pointed out and localized with precision.
The Fishes of Alberta - download pdf or read online
This thoroughly revised version contains up to date details on distribution, new species and biology of the fifty nine species of fish present in Alberta. info on identity, distribution, biology, taxonomic historical past, and, the place acceptable, angling is incorporated. Fishes of Alberta could be important to somebody attracted to Alberta's fishes, from anglers to scientists, in addition to scholars of biology.
- An Introduction to the Philosophy of Mind
- Almost Human: A Journey into the World of Baboons
- Catalogue of the neotropical Squamata: Part 2, lizards and amphisbaenians
- Beyond Words: What Animals Think and Feel
- Vision in 3D Environments
- Exploring Animal Behavior in Laboratory and Field: An Hypothesis-testing Approach to the Development, Causation, Function, and Evolution of Animal Behavior
Additional info for A field guide to hawks, North America
Example text
Adults huve pale yellow to pale greenish yellm,y cert's. [d] ADULT. Gray cheeks and narrow white lhroats arc noticeable. i\clany adults huve unmarked white underparts. Underwillgs 1IsIIa/ly ap pear tll'o-t(med: darh primaries contrast with w/zite coverts alltl paler seeo/It/aries. Note white bases on outer two or three pri maries. IVhite tail has wide hlach sublermi/u'/ hand. tel SUBADULT (BASIC II). Similar to adult but head. neck. and hack arc blackish ; belly, Ilanks, and leg ('cal hers h;lve nurrow dark barring: and uppertail uften appears somcwhLlt oil-white to pale gray.
C ere is dull yellow. [el ADULT. Body is e nLire ly bl ac k. and und crwin gs arc two-Loned . andi'llg on the aliter primarin unci wide hlack terminal hand . Black und e rtail s hows one wid,· w hiL e hand and , when spread , o n e o r m ore narrower whit e hamk [dl TAIL CUTOUT. Fo ld e d undcrt,lil shows on Iv onl' whiL e band. [el TAIL CIU TOUT. Sp read undertai l ca n she;w up to fo ur or fi ve narro" bands (female o nl v). [I) JUVENILE. ' lack wide dark ter min a l ba nd , a nd und ertail is pale with narro\\ dusky b Palest adults with gray faces. orll/'lge-l'IIjims 10 rufous "rellSIs (forming dark bib ). amI unmarked or lightlv marked whitish bellies arc almost alwa ys maiC's, ;\ lote rufous on nape. Light-morph adults have white foreheads and throats . [b] lIGHT'MOR,PH ADULT, Darker adults \\'ith brown faces. '1l breasls. and spolll·d bellies can 'be either male or I'cmale but me more orten the latter. This is a vA field guide to hawks, North America by William S Clark; Brian K Wheeler; National Audubon Society.; National Wildlife Federation
by James
4.4