Visitors to the Fernando de Noronha archipelago, located about 340 miles (545 kilometers) off the coast of Pernambuco in ...

Birds and mammals generate heat to regulate body temperature, but most non-avian reptiles cannot. The discovery of endothermy during the reproductive period of a tegu lizard sheds light on the ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. For most animals, reproduction is straightforward: Some species lay ...

In a lab at the University of Sydney, a female yellow-bellied three-toed skink first laid eggs, then gave birth to a live baby, all part of the same pregnancy. This is the first time biologists have ...

Tiny fossil eggs long thought to harbour the embryos of dinosaurs or primitive birds, in fact contained unhatched baby lizards—the oldest ever found, scientists said Wednesday. The eggs, roughly the ...

For most animals, reproduction is straightforward: some species lay eggs, while others give birth to live babies. But our recent research uncovered a fascinating mix between the two modes of ...

As the world's largest living lizards, Komodo dragons are some of the most fascinating and intimidating reptiles on Earth. In addition to their massive size, these predators are known for their ...