This, in turn, is caused by conversion of the male hormone testosterone into estrogen; thus the more testosterone a male produces, the more he grows in advance of the breeding season.
The more testosterone a male produces, the more he grows in advance of the breeding season. This, in turn, is caused by the male hormone testosterone being converted to estrogen.
This, in turn, is caused by the male hormone testosterone being converted to estrogen. The more testosterone a male produces, the more he grows in advance of the breeding season.
This, in turn, is caused by the male hormone testosterone being converted to estrogen. The more testosterone a male produces, the more he grows in advance of the breeding season.