Their egg cases are sometimes referred to as mermaid's purses ... This is known to occur in sand tiger sharks (Carcharias taurus). Placental viviparity occurs in some species of shark - once the yolk ...

As one of the divers with Nascimento opened a crate of fish to toss to several tiger sharks, one of them snapped at the diver holding a camera. The shark kept biting and eventually partially ...

Some sharks lay egg cases with developing embryos inside ... while probing the uterus of a pregnant sand tiger shark, was bitten by an unborn pup. The strongest shark bite: The greatest force ...

A tiger shark has surprised Australian scientists on ... Echidnas — which are only found in Australia and New Guinea — are ...

Not much surprises Ash Jenner in his line of work, but even the young lifeguard was stunned after a pregnant tiger shark washed up on his local beach. The North Stradbroke Island resident helped ...

SYDNEY — A tiger shark has surprised Australian scientists ... Echidnas — which are only found in Australia and New Guinea — are egg-laying mammals, have spines protruding from their bodies ...

10-foot tiger shark washed ashore in Jensen Beach Lifeguards could not confirm social media reports of a second shark. Anglers likely caught and released the shark near shore. Shark fishing is ...

Since opening in 2002, Aqua World has been trying to breed the sand tiger shark, a viviparous species whose eggs hatch inside the womb. The keepers found the rutting season for the male shark that ...