Complex sentence: The song is a harsh "kieerr-ik", and when disturbed, like most of the gamebirds, it flies a short distance on rounded wings, often calling "rick rick rick" as it rises.
Split into simpler sentences: The song is a harsh "kieerr-ik". When disturbed, like most of the gamebirds, it flies a short distance on rounded wings, often calling "rick rick rick" as it rises.