Locks up – Bird Identification by Color - Ornithology Guide for Northeastern U.S. Bird Watching + Bird Sounds/Songs Review

Locks up a lot. You need to click on a list of birds to see a picture and when you want to go back to the list to find a picture of another bird the app locks up.
Review by Gun bison on Bird Identification by Color - Ornithology Guide for Northeastern U.S. Bird Watching + Bird Sounds/Songs.