Efficacy Of Some Predacious Birds On Common Rodents. Role of predacious Birds on common Rodents

      Аннотация: We are analysis predacious birds of regurgitated pellets and preparing a reference collection from skeletal of the possible rodents and bird species could be found in the diet of the predacious birds were also conducted. The obtained results indicated that, the common rodent species of the two study area were Rattus rattus, R. norvigecus and Mus musculus. Whereas the birds species at El-Kalubiya Governorate were, eight non-predacious birds species i.e. Passer domesticus, Geopelia placid, Streptopelia sp., Upupa epops, Corvus sp, Bubulcus ibis, Motacilla alba and Hypolais pallid. Two predacious bird species were i.e. Barn Owl, Tyto alba and Eagle Owl, Bubo bubo. Regurgitated pellets were collected from the roosting sits of Barn Owl and Eagle Owl at El-Kalubiya Governorate during the period from Oct. 2009 to Sept. 2010 and Oct. 2010 to Sept. 2011 and from Barn Owl at Fayoum Governorate from Nov. 2009 to Apr. 2010.

Ключевые слова: biological control, rats, Rodent pests, Predacious birds, Barn owl, Eagle owl, Rodent baits and food additives.