In many homes, especially in warm areas, you can see house lizards all the time. People often see them quietly sitting on walls or ceilings, usually close to lights where bugs like to hang out. People ...

House lizards may seem like fleeting shadows on the wall, but behind their silent presence lies a carefully chosen nesting strategy. These reptiles instinctively search for warm, undisturbed corners ...

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 ...

Q. When we studied high school biology, our teacher said more than 99% of animals lay eggs and only a few give live birth. That percentage seems too high. Humans, dogs, cats and cows are ...