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 ...

Sharks have a branding problem. For many people, the word alone conjures images of horror: sleek predators stalking through open water, ominous fins slicing through the surf, rows of teeth on full ...

Zebra sharks are listed as endangered on the International Union for the Conservation of Nature (IUCN) Red List. The shark fin trade and loss of habitat have decimated zebra shark numbers. ReShark is ...

Sharks are famous for being dangerous hunters, but their story is not limited to that. These creatures have been around for ...

Bringing new babies into the world is as stressful as it as tiring, but new research has revealed one species of sharks has managed to curb the previously thought universal cost of rearing pups.

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 ...

We’re all familiar with La Jolla’s sea lions, harbor seals, orcas, garibaldi and seabirds. But in this series of stories called Species of the Month, the Light sheds light on other, lesser-known ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

This serene shot of an egg case of a swell shark (Cephaloscyllium ventriosum) tethered to the base of a giant kelp won in the Underwater category of the National History Museum’s Wildlife Photographer ...