A first-ever recorded crocodile “virgin birth” has taken place in Costa Rica after a female made herself pregnant. Despite being kept in captivity in a zoo without contact with males, a fully-formed foetus was found inside one of her eggs.
The foetus’ genetic makeup was 99.9% identical to the mother, verifying that it had no father.
While virgin births, or parthenogenesis, have been recorded in birds ... Read even more
