Publications

quill mites of the genus syringophilopsis kethley, 1970 (acari: syringophilidae) from north american birds.	seven mite species belonging to the genus syringophilopsis kethley, 1970 (acari: prostigmata: cheyletoidea) are recorded from 10 passeriform host species from the usa. three new species are described and illustrated: syringophilopsis polioptilus sp. n. from polioptila caerulea (linnaeus) (polioptilidae); s. empidonax sp. n. from empidonax hamrnmondii (vesey) and empidonax wrightii baird (tyrannidae); and s. sialiae sp. n. from sialia mexicana swainson (turdidae). in addition, records of new host ...	2008	19175207
vocal frequency change reflects different responses to anthropogenic noise in two suboscine tyrant flycatchers.	anthropogenic noise is prevalent across the globe and can exclude birds from otherwise suitable habitat and negatively influence fitness; however, the mechanisms responsible for species' responses to noise are not always clear. one effect of noise is a reduction in effective acoustic communication through acoustic masking, yet some urban songbirds may compensate for masking by noise through altering their songs. whether this vocal flexibility accounts for species persistence in noisy areas is un ...	2010	21123268