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Authors
Affiliations
1 National Council of Educational (NCERT) New Delhi, IN
2 Regional Institute of Education, Shyamla Hills, Bhopal (M.P.), IN
Source
Asian Journal of Bio Science, Vol 6, No 2 (2011), Pagination: 260-261
Abstract
Red headed bunting Emberiza bruniceps is a long distant palaearctic Indian migratory small passerine finch, is captive bird show periodic cycles in gonadal growth. The changes in testicular size occur, and correspond to the increasing day lengths of spring and early summer (Jain and Kumar, 1995). This is a photoperiodic bird that follow the annual solar cycle for gonadal growth.