Nov 2, 2018 ... Sharks invest a lot of energy into producing a few, well-developed young. There are 3 main methods of reproduction: oviparity (egg-laying), ...

Indeed, the left ovary often releases very few or no eggs. Compare the reproductive organs of mature female blue and porbeagle sharks (Note: these are high ...

Unlike bony fish, who shed eggs and sperm into the water column, sharks have developed internal fertilization as a mode of reproduction. The male's sexual organ ...

The male's pelvic fin (the fin on the underside of the body, close to the tail) has evolved into claspers on the posterior side. These claspers are a pair of organs that ...

Mar 30, 2016 ... By latching on to the female's fin, the male remains close enough for one of his two – yes two – reproductive organs (known as claspers) to deliver ...

Jul 29, 2019 ... Sharks exhibit a great diversity in reproductive modes. Egg cases from nurse shark. Photo © George Burgess. There are oviparous (egg-laying) ...

SEXUAL REPRODUCTION. In these cases the fertilization is internal. At the back of the pelvic fins are the male reproductive organs called claspers, which transfer  ...

Male or Female? Reproduction · Gills, Spiracles · Swimming · Liver, Buoyancy · Brain · Senses · Heart, Circulatory System · Hot- o...

Feb 13, 2017 ... Claspers: Sexual reproduction organs found on male elasmobranchs and chimaeras. · Cloaca: Also called the vent; the opening to their digestive, ...

May 1, 2015 ... In this system, the mother produces eggs like the oviparous system, but instead of laying her eggs on the bottom, she carries them inside her body ...