Breeding biology of silver-breasted broadbill, Serilophus lunatus (Gould) in Huai Kha Kaeng Wildlife Sanctuary, Changwat Uthai-thani
1996
Prateep Duengkae
Study on breeding biology of Silver-breasted Broadbill, Serilophus lunatus (Gould) was conducted in Huai Kha Kaeng Wildlife Sanctuary, Changwat Uthai-thani. Habitat, breeding season, nest, egg form, incubation temperature and growth of chicks were observed during period from October, 1994 to August 1995. The Silver-breasted Broadbill have a breeding period from March to August. The nesting site is in the dry evergreen forest. The nest is bulky untidy ball hanging from the tip of branch with an average height of 2 meters above the ground. The average total length of the nest is 46 cm with an average lateral entrance of 4.50 * 3.50 cm. The egg is oval shape with an average size 17.27 * 23.75mm. The egg's shell is glossy with two form, purely white or white with browny red spots. The number of eggs per clutch ranges from 3-5 and the eggs laying interval is one day. The incubation period is 15-18 days with an average incubation temperature of 32.66 deg C. The young at hatching stage is strongly altricial, naked body, blind and helpless. The birds spend about 13 days for caring their young in the nest. Both sexes take parts in building nest, incubation and feeding the youngs.
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