That’s my perch! I don’t know you! Well? Maybe I do. Brown-headed Cowbirds have been known to lay their eggs in the nests of other bird species. Quite possibly, these two birds were raised by the same parents in the same nest and treat each other as siblings. Or they’re just two birds having a bit of a tiff. First rule of flight club…You do not talk about flight club! Images: A Yellow-rumped Warbler (left) is and a larger Brown-headed Cowbird in the middle of branch wars? #lakeroosevelt #birdsofinstagram #birdsbirdsbirds #flightclub #outdoors #nature #wildlife #birding