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Article
Flemming P Jensen, Auteur ; Chacha Werema, AuteurSeasonal altitudinal movements from breeding areas in montane forests to non-breeding or wintering areas at lower elevations, during the cool dry season from April–June to September–October, has long been suspected for several species of birds b[...]
Article
Chacha Werema, AuteurLittle is known about the seasonal elevational movements for most tropical avifauna species. Seasonal elevational movements of the Eastern Olive Sunbird Cyanomitra olivacea were studied along an elevational gradient from 600 to 1 500 m above sea[...]
Article
Chacha Werema, Auteur ; Kim M Howell, Auteur ; Henry J Ndangalasi, AuteurForest fragmentation can lead to extinctions of some species at local levels and is eroding bird diversity at an increasing rate. While there is information on the distribution of forest bird species in most of the Eastern Arc Mountain forests, [...]
Article
Chacha Werema, Auteur ; Kim M Howell, AuteurPlantation forests generally support lower bird diversity than natural forests. However, in some instances the plantations have been found to provide suitable habitat for a number of bird species. In the Eastern Arc Mountains, there is limited k[...]
