Morphological, biochemical and hormonal composition of Saanen breed goats during the onset of sexual and physiological maturity

The results showed that during Saanen male-goats adolescence the increase of total testosterone, thyroxine and triiodothyronine level in blood is observed. The high concentration of these hormones determines the intensive growth, formation of the secondary sex characteristics, sexual reflexes manifestation, morphological and biochemical changes in the blood composition.