How do sharks reproduce?
Sharks invest a lot of energy into producing a few, well-developed young. This is so that they have a good chance of survival. There are three main methods in which sharks reproduce, which are:
🦈 OVIPARITY (egg-laying) - This is when the mother produces eggs encased in a tough 'leathery' eggcase - which you may find washed up on a beach! A female may spend a long time laying her eggs, ensuring they’re securely fixed in a safe place
🦈 OVOVIVIPARITY - Instead of laying her eggs, the female will carry them inside her body. The embryos develop within an eggcase. Once developed the baby shark will hatch inside her mother, who'll then give birth to the young.
🦈 VIVPARITY (live birth) - The baby shark develops inside its mother’s body, receiving nutrients and oxygen through an umbilical cord. This is the same method used by mammals.
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📸 Serena Stean
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