| infestation of northern spotted owls by hippoboscid (diptera) flies in northwestern california. | hippoboscid flies were found on 62 (17%) of 382 northern spotted owls (strix occidentalis caurina) captured between april and september, 1986 through 1990. two species of hippoboscids were identified: icosta americana and ornithomya anchineuria. male and female adult spotted owls had similar prevalences and relative densities of hippoboscid flies. juvenile owls had lower prevalence and relative densities than adults. there were no significant differences in mean intensity of hippoboscids on adul ... | 1993 | 8487378 |
| west nile virus outbreak in north american owls, ontario, 2002. | from july to september 2002, an outbreak of west nile virus (wnv) caused a high number of deaths in captive owls at the owl foundation, vineland, ontario, canada. peak death rates occurred in mid-august, and the epidemiologic curve resembled that of corvids in the surrounding niagara region. the outbreak occurred in the midst of a louse fly (icosta americana, family hippoboscidae) infestation. of the flies tested, 16 (88.9 %) of 18 contained wnv rna. species with northern native breeding range a ... | 2004 | 15663850 |
| detection of west nile virus rna from the louse fly icosta americana (diptera: hippoboscidae). | west nile virus (wnv) was detected by taqman reverse transcription-polymerase chain reaction in 4 of 85 (4.7%) blood-engorged (n = 2) and unengorged (n = 2) icosta americana (leach) hippoboscid flies that were collected from wild raptors submitted to a wildlife rehabilitation center in mercer county, nj, in 2003. this report represents an additional detection of wnv in a nonculicine arthropod in north america and the first documented detection of the virus in unengorged hippoboscid flies, furthe ... | 2005 | 16506578 |