Selasphorus platycercus
ORDER: APODIFORMES
FAMILY: TROCHILIDAE
© 2004 Cornell Lab of Ornithology
A hummingbird of subalpine meadows, the Broad-tailed Hummingbird ranges across the south-central Rockies in summer. It possesses a number of physiological and behavioral adaptations to survive cold nights, including the ability to enter torpor, slowing its heart rate and dropping its body temperature.