Birds of Europe - Field Guideの収益とダウンロード数

Professional Field Guide (Bird Identifier) for 515 bird species inhabiting Europe - from the Atlantic Ocean to the Urals, and from the Arctic Ocean to the Mediterranean Sea. - BIRDS IDENTIFIER The application has a built-in polytomic Bird Identifier (Identification Filter), which helps to determine the unknown bird by 24 different features. You can select the region of Europe, the size of the bird, plumage coloration, streaks, beak and feet shape and color, distinctive features of appearance, behavior, habitats, location of a sitting bird, song and calls, daily activity, nest size, shape, cons...