@article {368,
	title = {Vertebrate contents of pellets cast by Barn-Owls (<i>Tyto alba alba</i>) in N.E. Worchestershire},
	journal = {Ibis},
	volume = {598-600},
	year = {1936},
	note = {Tytonidae},
	keywords = {yesnest},
	author = {Betts, E. St G.}
}
@article {384,
	title = {The effect of burrow site use on the reproductive success of a partially migratory population of Western Burrowing Owls (<i>Speotyto cunicularia hypugaea</i>)},
	journal = {Journal of Raptor Research},
	volume = {32},
	year = {1998},
	note = {Strigidae},
	pages = {233-240},
	keywords = {yesnest},
	author = {Botelho, E. S. and P. C. Arrowood}
}
@article {2325,
	title = {Vocalizations of the Guatemalan Pygmy-Owl (Glaucidium cobanense).},
	journal = {Journal of Raptor Research},
	volume = {45},
	year = {2011},
	pages = {304-314},
	author = {Eisermann, K. and Howell, S. N. G.}
}
