Observation of a skua club at Cape Bird to determine why they exist
收藏EarthData by NASA2024-09-14 收录
官方服务：
资源简介：
Not far from breeding skuas in a colony there is often a flock of essentially non-breeding birds which is commonly known as the club. The purpose of the club was determined by constant observation on a daily basis. The behaviour of individual birds and the group was recorded.
