in taxon difference of sexual differentiation, non-human animal XX difference of sexual development, goat https://github.com/monarch-initiative/mondo/issues/7271 OMIA:000901-9925 MONDO:1012638 polled/intersex syndrome, goat Any difference of sexual differentiation that occurs in goats and is characterized by the presence of testicular tissue in the gonads, abscence of horns (polled), with a female karyotype (XX) and absence of the SRY gene. Capra hircus