登入選單
返回Google圖書搜尋
A Field Guide to the Mammals
註釋"If you want to know: How to identify all the wild mammals of North America north of Mexico -- and the marine mammals offshore. Their geographical ranges. Their habits, diet, reproduction, habitat, and economic status. A Field Guide to the Mammals gives you all this information and much more -- on all the wild mammals in our area of all kinds, large and small -- from bats to whales. 380 species described, with all necessary recognition information: size, weight, color, markings, number of teeth. Range maps show at a glance the area where each species occurs. Over 200 animals shown on superb color plates. Drawings of other species, marine mammal skulls, typical habitats and tracks. Skull photographs and dental formulae for positive identification of remains found in the field. Peterson Identification System shows you the points to look for, with arrows and italics." --