If you come across an egg case while exploring the beach, try not to disturb or open it because it may contain precious shark or ray eggs. Avoid removing it from the beach (doing so may well be ...

If an egg case washes up on a beach, you can likely work out what species it’s from based on its size and shape. Generally, shark eggs have curly tendrils at the ends or are covered in fibres, whereas ...

Since the project started in 2003, participants have helped experts record 13 species of shark, skate and ray egg cases found around the British coast. A shark egg case, also known as a "mermaid's ...

Two particularly unusual methods—facultative parthenogenesis and multiple embryos per egg case (MEPE)—may provide key survival advantages, though scientists are still investigating their ...

Image The egg case of Apristurus ovicorrugatus, a newly reported species of deepwater catshark, was found in waters off northwestern Australia.Credit...CSIRO Australian National Fish Collection Th ...

Since the project started in 2003, participants have helped experts record 13 species of shark, skate and ray egg cases found around the British coast. A shark egg case, also known as a "mermaid's ...