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Logging industry
Bird migration
100

This search engine is the most popular in the world. 

Google

100

This type of habitat is endangered by logging.

Animal and plant habitat

100

The movement of animals from one place to another is called this.

migration

200

This is the only mammal that can fly.

A bat

200

This continent's rainforests are affected by logging, along with Central Africa and Southeast Asia.

South America

200

Birds migrate to find good places to do this with their young.

breed or raise their young

300

This large statue in New York Harbor symbolizes freedom and democracy.

Statue of Liberty

300

This industry provides raw materials for products like shipping crates and paper bags.

logging industry

300

This is the name for the places where birds spend time when they are not breeding.

non-breeding areas

400

The play "Romeo and Juliet" was written by this famous playwright.

William Shakespeare

400

This prevents soil erosion by holding the soil together.

Tree roots

400

This type of animal is famous for migrating long distances.

Birds

500

The process by which water changes from a liquid to a gas.

evaporation

500

Trees clean the air by absorbing this gas.

Carbon dioxide

500

Birds usually go to these latitudes (closer to the poles) to breed.

higher latitudes