Yes, and no. It depends on the species. Some sharks give birth by laying eggs, while others give birth to live young, Save Our Seas Foundation reports. Sharks that give birth to live young are ...

There are over 500 species of shark living in waters around the world and the majority give birth to live young. The remainder are oviparous, meaning they lay eggs. Empty shark-egg cases occasionally ...

Decades of studies showed that about 70% of sharks are viviparous, meaning they give birth to live young, while the remaining 30% are oviparous, meaning well, they lay eggs! Well, some sharks lay ...

After fertilization, sharks go through incubation. The majority of sharks lay eggs inside their body. The female shark will remain pregnant for 12-22 months. Interestingly enough, cannibalism ...

Sharks and rays all produce young. But there is more than one way to do it. Around 40% of species lay eggs and the tiny embryo gets all its nutrients from a yolk. When all the yolk has gone ...

Dr. Dudgeon, who has been researching leopard sharks for 20 years ... given documented evidence of the species' rare ability to lay healthy eggs without fertilization from males.

A 1-degree-Celsius change in water temperature prompts sea turtles in Northern Cyprus to lay eggs nearly a week earlier on average.

But lay eggs on the beach they did by the dozens ... seaweed and floating carcasses—much as their descendents do today. Shark teeth embedded in Protostega bones housed at a museum in Chicago ...