10 courting & fighting

Prickly mating arena

Prickly mating arena

Lek of house finches on top of saguaro. Birds sit quietly in a tigh circle, facing inward. Periodically new pairs fly off together. In northern parts of range, in the absence of saguaros, the same behavior is performed on tops of utility poles.

Head over heel
Valentine's (Night) in the frozen north
Industrial romance
Fall in the desert
Prickly mating arena
When the Whole World is Not Enough Display lek of Great Horned Owls! The Glance Mate choice - Part I Mate choice - Part II