| ticks (acari: ixodidae) on swifts (apodiformes: apodidae) in minas gerais, southeastern brazil. | brazil harbors five species of cypseloidinae swifts. those from streptoprocne and cypseloides genera have a very distinct ecology. they shelter at night and build nests in moist cliffs by waterfalls. information about tick infestation of these birds is virtually non-existent and restricted to the description of a new species, ixodes paranaensis, in streptoprocne biscutata in paraná state and another record of this species in streptoprocne zonaris in minas gerais state. we herein report tick infe ... | 2014 | 24696361 |
| a comparative study of the forebrain of 4 species of south american birds. | the brains of the swift streptoprocne zonaris, the flycatcher tyrannus melancholicus, the tanager ramphocelus dimidiatus and the finch oryzoborus angolensis were compared with respect to the hyperstriatum accessorium, hyperstriatum dorsale, hyperstriatum ventrale, neostriatum, ectostriatum, paleostriatum augmentatum and paleostriatum primitivum. in each of these brain parts the average number of cells and the average cell size were calculated, and the species were compared with respect to the sa ... | 1978 | 742725 |