10,000 Birds

JULY 28, 2011

While we continue to decimate our short and tall grass prairies many species reach their inevitable peril. Here in Colorado many species are affected, but perhaps none more than our beautiful Mountain Plovers and Ferruginous Hawks. I feel blessed to live in Colorado where I can see these beauties in migration and breeding.

Prairie Dogs 162

Prairie Dogs Colorado North Dakota Soreing 162

10,000 Birds

MAY 7, 2019

So, for example, Essay #15, “Individual Variation,” uses Herring Gulls to introduce the concept that one species, even one species at a specific age, can vary widely in appearance. The Checklist is more than a taxonomic listing of species and chapter number and title; it also contains useful notes on each bird family.

Birds 114

Birds North America Breeding America 114

10,000 Birds

JULY 18, 2012

Bufflehead ( Bucephala albeola ) Female at Cavity Entrance photos by Larry Jordan “Some 85 species of North American birds excavate nesting holes, use cavities resulting from decay (natural cavities), or use holes created by other species in dead or deteriorating trees.

North America 207

North America America Barn Owls Falcons 207