‘Walking sharks’ lay eggs without breaking a sweat

Furthermore, the team monitored shifts in blood and hormones while the mother sharks laid eggs, explained lead-author Carolyn ...
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Do sharks lay eggs? Here's how the fish gives birth and what some eggs look like.

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 ...