Doctors fight to save life of six-legged baby.

Pakistani doctors are battling the odds to save a newborn baby born with a rare genetic condition that has left him with six legs.Baby was one half of a conjoined twin who did not completely develop in the womb.Birth defects like the Mermaid syndrome, a deformity where the legs are fused together, Craniopagus, a phenomenon where twins are joined at the head, and Dicephalic parapagus, a condition of having two heads, occur rarely but prove challenging to the medical world.More images on these rare congenital disorders.