Also see definition of "His" in Word Study
His
HIS [isbe]
HIS - hiz: Used often in the King James Version with reference to a neuter or inanimate thing, or to a lower animal (Gen 1:11, "after his kind"; Lev 1:16, "pluck away his crop"; Acts 12:10, "of his own accord"; 1 Cor 15:38, "his own body"), etc. the Revised Version (British and American) substitutes "its."
Also see definition of "His" in Word Study