Stages & Changes
This stage has the MOST body changes, even though the animal barely moves.
Pupa
Which animals have life cycles similar to chickens: frog or turtle? Explain.
Turtle (lays eggs like chickens)
If a caterpillar keeps eating, what will happen next?
It will grow and enter the pupa stage
“I hatch from an egg and look like my parent.” Who am I?
Chicken (or bird/reptile)
Why do animals need life cycles?
To grow and reproduce
Why does an insect not move much during the pupa stage?
Because its body is changing completely into an adult
How is a chick DIFFERENT from a caterpillar when it is born?
Chick looks like a small adult; caterpillar looks completely different
If an insect skips the pupa stage, what will happen?
It cannot fully change into an adult
“I change into something completely different and have 4 stages.” Who am I?
Butterfly (or insect)
Why is the egg important for survival?
It protects and provides food for the young
A student says: “The larva and adult look the same.” Explain why this is wrong.
The larva looks very different and changes shape before becoming an adult
Why do some animals NOT need a pupa stage?
Because they grow without completely changing body form
A larva cannot find food. What will likely happen? Why?
It may not grow or survive because it needs energy
“I don’t move much, but big changes happen inside me.” Who am I?
Pupa
Why is it useful for a caterpillar to look different from an adult butterfly?
They eat different food and avoid competition
Put these in order AND explain why: Adult – Egg – Pupa – Larva
Egg → Larva → Pupa → Adult (growth and transformation)
Compare: Which changes more—larva → pupa OR baby chicken → adult chicken? Why?
Larva → pupa (complete transformation)
If the egg is damaged, which stages will NOT happen?
All stages (larva, pupa, adult)
“I start small, eat a lot, and grow before changing.” Who am I?
Larva (caterpillar)
Why do animals that lay eggs often lay MANY eggs?
To increase chances of survival
Which stage would be MOST affected if there is no food stored inside the egg? Why?
The larva, because it depends on the food in the egg to grow after hatching
Two animals hatch from eggs. One changes completely, the other doesn’t. What is the difference in their life cycles?
One has complete metamorphosis, the other grows gradually
Predict: What would happen if all insects stayed as larvae forever?
They couldn’t reproduce because only adults can have young
“I protect and feed the baby before it hatches.” What am I?
Egg
Explain: How do life cycles help animals survive in their environment?
They allow growth, adaptation, and reproduction at different stages