By: Gavin Andler
They live up to 70 years, and eat medium sized marine animals, such as seals.
How sharks get food
How sharks reproduce
Male sharks first find a mate then show affection by biting in certain places, yet the female isn't harmed. After the female gives birth, both of the parents abandon the pup, but luckily the shell, which the baby shark is in, has a protective shell around it, so predators can't eat it.
Sharks attacking people
-Sharks can eat other, smaller sharks for food!
-Sharks help balance the marine food chain by keeping the population of smaller marine animals, such as seals, down. If sharks go extinct, seals will overpopulate, and take up a lot of the food, thus breaking balance.
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Discovery News : DNews. (n.d.). Retrieved November 13, 2015, from http://news.discovery.com/