Cordilleran flycatcher
Empidonax occidentalis

Size: 5.5 inches
Overall Color: gray and white and yellow
Occurrence: coniferous forest
Diet: insects
Nest: cup in tree, on bank or building
Field Identification: gray above, white beneath, eye ring pointed at back
Season: summer

Kingdom: Animalia (Animals)
Phylum: Chordata (hollow nerve cord)
Subphylum: Vertebrata (backbone)
Class: Aves (Birds)
Order: Passeriformes
Family: 48 Tyrannidae (tyrant flycatchers)
Genus: Empidonax
Species: occidentalis