Female Mountain Bluebird Removing Fecal Sac From Nestbox

The nesting season of Mountain Bluebirds in Montana’s Centennial Valley was delayed this year due to a late spring cold snap so during my visit there last week some of them were still feeding youngsters in the nest boxes. I’ve found it to be relatively easy to photograph the parent birds on top of the nest boxes with insects for the chicks in their beaks but catching them in flight as they leave the nest with fecal sacs is another story altogether.

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Mountain Bluebirds Attending To Nesting Duties

On my recent Montana camping trip I was pleased to note that the good folks of Big Sky Country care deeply about their bluebirds. Nest boxes of every description and age seem to be abundant on both private and public land and along road corridors. Nesting season was in full swing, as were the traditional spats between Mountain Bluebirds and Tree Swallows for nesting rights to the boxes.

On these trips I can never resist photographing the bluebirds in particular as they perform their domestic duties.

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