Below is an excerpt. What sort of tone would you use if you were to read it aloud to the class? Serious or lighthearted? Why?
Anyone who has ever seen the movie Jaws has the image of the great white shark as a ruthless killing machine. In some ways, it is. After all, a shark has to eat somehow, and they don’t much care for seaweed salad.

Fruit bats in central america eat bananas and other fruits. banana plants rely on bats for pollination. what would be the most likely consequence on the banana crop if fruit bats were eliminated from the area? the banana crop would increase because bats would stop eating the crops. the banana crop would decrease because bats would no longer pollinate the crops. the banana crop would remain constant because bees would replace the bats. the banana crop would remain constant because the plants would adapt using asexual reproduction.