The western grebe (Aechmophorus occidentalis ) is a species in the grebe family of water birds. Folk names include "dabchick", "swan grebe" and "swan-necked grebe".Western grebe fossils from the Late Pleistocene of southwest North America were...
Clark's grebe (Aechmophorus clarkii ) is a North American waterbird species in the grebe family. Until the 1980s, it was thought to be a pale morph of the western grebe, which it resembles in size, range, and behavior. Intermediates between the two...
