New findings add a surprising twist to the already complex mechanism that determines whether reptile embryos develop to be males or females. An egg-laying lizard found in the hills of southeastern ...

Whether baby lizards will turn out to be male or female depends on the size of the eggs - at least for one lizard species, says a new study. "We were astonished. Our studies on small alpine lizards ...

Reptile eggs are an interesting area of study, but what makes the distinction between snakes and lizards regarding their eggs so complicated and fascinating? Both reptiles can lay eggs and even have ...

In some lizard species, it's not just genetics that determines whether males or females will clamber out of hatching eggs. Some species are also governed by nest temperature, like the the three-lined ...

SYDNEY, June 9 (UPI) -- Australian scientists have discovered that for at least one lizard species, whether baby lizards are male or female depends upon the size of the egg. "We were astonished," said ...

For humans, sex is a simple matter of chromosomes: two Xs and we become female; one X and a Y and we develop into males. But things aren’t so straightforward for many lizards – many studies have found ...

The size of a lizard's abdomen influences how many eggs she will produce at a time, say Australian and Chinese scientists. This may ensure she doesn't overload herself with eggs, which would make it ...

Whether baby lizards will turn out to be male or female is a more complicated question than scientists would have ever guessed, according to a new report published online on June 4th in Current ...

Whether baby lizards will turn out to be male or female is a more complicated question than scientists would have ever guessed, according to a new report. The study shows that for at least one lizard ...