Researchers in Australia have for the first time found evidence of temperature-induced sex changes among lizards in the wild.

Researchers in Australia have for the first time found evidence of temperature-induced sex changes among lizards in the wild. 
For most vertebrates sex is result of certain chromosome combinations, but for Australia’s bearded dragon lizard such matters aren’t so dependably determined. 
Researchers have learned through controlled experiments that for the reptiles temperature can trump genes. 
If it gets hot enough incubating babies slated to become males can emerge