Migration

by Pryor, Kimberley Jane

• ISBN13: 9781599204055
• ISBN10: 1599204053
• Format: Hardcover
• Copyright: 2012-01-01
• Publisher: Black Rabbit Books

Summary

Animals lead challenging lives. They have to work hard to survive-to find food, a home, ways to get, around, and a mate to reproduce with ... all while escaping from predators!

Table of Contents

Animal Lives	p. 4
Migration	p. 5
World Map: Migration Route	p. 6
A migration route shows the path taken by a migrating animal.
Across Land	p. 8
Some large mammals migrate long distances across land.
Up and Down Mountains	p. 10
As the seasons change, some animals migrate up and down mountains.
To Find Water	p. 12
In order to breed, some animals must migrate to water.
Across Seas and Oceans	p. 14
Some animals swim long distances between breeding and feeding grounds.
Between Salt and Fresh Water	p. 16
When they are ready to breed, some fish migrate to salt or fresh water.
Between Shallow and Deep Water	p. 18
Some sea animals make many migrations between shallow and deep water.
In the Air	p. 20
Many birds take to the air for seasonal or longer migrations.
Complete and Partial Migration	p. 22
In some cases, all birds of the same type migrate; in other cases, some migrate while others do not.
Day and Night Flight	p. 24
Some birds migrate during the day, and others migrate in the dark of night.
North-south and East-west	p. 26
Some migrations are in a north-south direction, and some are in an east-west direction.
Leaving Forever	p. 28
Due to overcrowding, some animals migrate and never return to their original homes.
Believe It or Not: Flying Nonstop	p. 30
Glossary	p. 31
Index	p. 32
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