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Most scientists believe an asteroid struck Earth 66 MYA. This is what killed the dinosaurs and let other types of animals take over.
Complete metamorphosis has four distinct stages. These are egg, larva, pupa, and adult. Insects that go through complete metamorphosis include butterflies, moths, bees, wasps, ants, and beetles. Insects that go through incomplete metamorphosis do not have a pupal stage. Some of these insects include grasshoppers and dragonflies.
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Making Connections
Text-to-Self
What part of the evolution of insects surprised you the most? Please explain your answer.
Text-to-Text
Have you read any other books about animal evolution? What did the evolution of those animals have in common with insect evolution?
Text-to-World
There are thousands of species of insects in the world. With the help of an adult, look up information about your favorite insect. Write a short paragraph explaining why it is your favorite.