silhouette. Try these curated collections . Bird Silhouette Identification Sheets Many birds have unique silhouettes that are unique enough to identify them to their basic types (and some to species!). Bird Watching Tips It’s hard to judge a lone bird’s size, and an unusual posture can make shape hard to interpret. Food - Feeding Finches, Gnatcatchers, Grosbeaks, mockingbird, Size is trickier to judge than shape. Nature gave them a hard job and humans have made it even harder. //-->, Available for Immediate Hawks include the bird-eating hawks such as the sparrowhawk, with broad, rounded wings and long, slender tails. The A-Z bird guides include identifying features, nesting and feeding habits, examples of songs and calls, as well as the conservation status of each bird. https://www.wildlifetrusts.org/wildlife/how-identify/identify-birds-prey Free for commercial use High Quality Images Look for details like how long the bird’s bill is relative to the head – a great way to tell apart Downy and Hairy woodpeckers as well as Greater and Lesser yellowlegs, but useful with other confusing species, too.