12 in flock resting on river
There were 50 or more Clark's Grebes on Balmorhea Lake. This one was starting to display to another.
Surprise grebe in the background of a photo.
Clark's Grebe (Aechmophorus clarkii) is a North American 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 species are known.