The Audubon Society Field Guide to North American Butterflies
The most comprehensive field guide available to North American butterflies--a must-have for any enthusiast's day pack or home library--from the go-to reference source for over 18 million nature lovers.
The National Audubon Society Field Guide to Butterflies is an easy-to-use, essential guide to all true butterflies, the most common skippers, and many migrants and strays. It features a durable vinyl biding, color plates visually arranged by shape and color, and thumb-tab silhouettes for quick and easy identification of butterflies in the field. The species account for each butterfly provides measurements, descriptions of each stage of the life cycle, and information on coloring or distinguishing markings, flight period, habitat, and range.
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Adults Alpine Arctic areas Arizona Baja California base black spots blue border bright British Columbia brood in North butterflies canyons Caterpillar Caterpillar feeds Checkerspot Chrysalis color Colorado Copper costa cream-colored Crescentspot Cycle dark brown darker Description desert Duskywing east edges eyespots female Flight Florida flowers fore wing forests fringes Fritillary FW cell FW tip Giant Skipper grasses Poaceae gray Gray Hairstreak gray-brown green Green Hairstreak greenish Habitat Hackberry Hairstreak hind wing Hoary Edge HW margin July–August June–July lacks legumes lepidopterists lighter male markings Mature caterpillar meadows Metalmark Mexico mottled mountains Nevada northern numbers º º outer overwinters paler patch pattern pine Poaceae populations prominent Range reddish Rockies Satyr sexes Sierra Nevada Similar Species ſº spot band ſpots spots on HW stigma stripes submarginal Sulphur Swallowtail tail take nectar tawny-orange Texas tropical upperside usually veins West white spots whitish woodlands yellow spots yellowish