Nothing beats Audubon mobile field guides! With 1 million downloads, they are the most trusted authoritative field guide collection in North America. Highest quality at an affordable price.
We are proud that 8% of every sale goes directly to Audubon to support its mission to conserve and protect nature's at-risk birds and wildlife.
An indispensable reference for over 600 butterfly species.
"Beautiful - everything from the photos to the color schemes on this app are just really pleasant to look at." - Robert Mortenson
• This app is optimized for Android Version 2.1+. Suggested minimum device CPU is 800 Mhz. The App's 260+ MB database installs directly to the SD card with Version 2.2+. With Version 2.1 the app database must be moved manually to the SD card through Settings.
Audubon Butterflies is your essential guide to over 600 butterflies of North America. Now you can identify every species in your backyard, parks, gardens, the woods or fields with thous ">