Theodore Sessinghaus Eliot has written:
'The influence of the gonads on the plumage of Sebright Bantams'
-- subject(s): Birds, Castration, Feathers, Physiological aspects,
Physiological aspects of Castration, Physiological aspects of
Spaying, Physiological effect, Physiology, Sebright bantam chicken,
Spaying, Thyroid hormones