Big Old Males of the Amazon: teacher key

Black Caimans, grade 3 edition, written for 3rd grade. How big can a black caiman get? Read about its size, its hunting and its nest.

Read the book. Print this page for the key.

Questions and answers

How long can the biggest old males be?
- Longer than 5 metres (answer)
- About 1 metre
- About 20 metres
How much can an old male weigh?
- Under 10 kilograms
- More than 400 kilograms (answer)
- About 50 grams
What is a predator?
- A plant
- An animal that hunts other animals (answer)
- A kind of nest
How long do the eggs take to hatch?
- A few days
- Two to three months (answer)
- Ten years
A grown black caiman is among the biggest predators in its part of the Amazon. What does that tell you?
- It is a large hunter there (answer)
- It cannot swim
- It eats only leaves