By now as Spring has come and gone and summer is the season that rules the day most of the bird species around us have already raised a brood of young are actively feeding them. It is a busy time in the bird world. Birds are the hardest working parents I know. At the end of the breeding season the male cardinals simply look haggard.
Hummingbirds don't raise young in pairs. The female does all the work. She is a total bad ass.
Read about the Life of a Female Hummingbird from Birds and Blooms and then, go outside and see if you catch sight of a hard working lady. (After reading this, I might finally break down and provide a couple of hummingbird feeders..