@article {1297,
	title = {Field metabolic rate and food consumption by free-living Anna{\textquoteright}s Hummingbirds (<i>Calypte anna</i>)},
	journal = {Physiological Zoology},
	volume = {61},
	year = {1988},
	note = {Trochilidae},
	pages = {500-506},
	keywords = {terms},
	author = {D. R. Powers and K. A. Nagy}
}
