Furthermore, the team monitored shifts in blood and hormones while the mother sharks laid eggs, explained lead-author Carolyn Wheeler, also from James Cook University.. The sharks proved to be, once ...

Maybe you've seen a "mermaid's purse" while walking on the beach. Not actually an accessory for the mythical creature, these small casings are the eggs of sharks and their relatives. For around 455 ...

These “walking sharks” can lay eggs without spending extra energy, rewriting what scientists thought they knew about reproduction.

Epaulette sharks can reproduce without any measurable increase in energy use, stunning researchers who expected egg-laying to ...

In this video, we explore the unexpected mating of my exotic pet sharks, resulting in the laying of eggs in a 6000-gallon ...

New research reveals walking sharks reproduction involves no extra energy use, challenging long-held beliefs about marine ...

Luckily, an estimated 30 to 40 percent of sharks and all skate species are oviparous: males fertilize the eggs internally, then females unload each growing embryo on the ocean floor enclosed in an egg ...

New research from James Cook University has made the extraordinary discovery that epaulette sharks can reproduce and lay eggs without any measurable rise in energy use.

New research shows that epaulette sharks, often called “walking sharks,” can produce eggs without increasing their overall energy use.