| ferruginous pygmy-owl (glaucidium brasilianum) and eastern screech-owl (megascopes asio): new hosts for philornis mimicola (diptera: muscidae) and ornithodoros concanensis (acari: argasidae). | while banding ferruginous pygmy-owls (glaucidium brasilianum) and eastern screech-owls (megascops asio) in south texas during 2004, we recorded philornis mimicola (diptera: muscidae) and ornithodoros concanensis (acari: argasidae) parasitizing nestlings. inspection of nestlings revealed 54 p. mimicola and one o. concanensis. inspection of nest material revealed 111 p. mimicola, including 57 puparia. the effect (e.g., blood loss, anemia) of these hematophagous parasites might have contributed to ... | 2006 | 17255459 |