DIET COMPOSITION OF THE BARN OWL TYTO ALBA (AVES: TYTONIDAE) AND SPOTTED OWLET ATHENE BRAMA (AVES: STRIGIDAE) COEXISTING IN AN URBAN ENVIRONMENT.
|Ved Patki1, Varsha Zade2, Shyamkant Talmale3 and Jayant Wadatkar4
|Received: 07 February 2014 Accepted: 25 February 2014|
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The diet of the Barn Owl Tyto alba and the Spotted Owlet Athene brama were studied in an urban habitat of Yavatmal city, Maharashtra, India, during June to October 2013. Regurgitated pellets of these two owl species were analysed to understand their dietary composition. The diet of the Barn Owl mainly comprised small mammals such as Suncus murinus (61.53%) and Mus Booduga grey (23.07%), while the diet of the Spotted Owlet comprised mostly insects like Coleoptera (87.47%) and Mus booduga (35%). Food niche overlap between the Barn Owl and the Spotted Owlet in overall diet as indicated by Piankas index was found to be 0.131.