From Egg to Animal

October 21, 2016
SYLVIAN CORDIER—GETTY IMAGES

Most snakes come from eggs.

Female snakes lay eggs on the ground. They coil around the eggs to keep them safe.

SYLVIAN CORDIER—GETTY IMAGES

Birds come from eggs.

Most birds lay eggs in a nest. It takes about two weeks for the eggs to hatch.

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This mammal lays eggs.

This is an echidna. It is special. Only a few mammals lay eggs. A female echidna lays an egg in a pouch on her body. The egg is warm there.

FROM LEFT: D. PARER & E. PARER-COOK—GETTY IMAGES; JASON CRABB—GETTY IMAGES

Most frogs come from eggs.

Frogs live on land and in water. They lay eggs in the water. Females lay many eggs at one time. The eggs are like jelly.

STEPHEN DALTON—GETTY IMAGES

Did You Know?

The ostrich is the biggest bird. It lays the largest eggs of any animal. An ostrich egg can weigh five pounds!

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Think!

How are the eggs in this issue different from each other?

FRANK GREENAWAY—GETTY IMAGES

A Sea Turtle’s Life

Sea turtles come from eggs. Read about the turtles. Then answer the questions.

CLOCKWISE FROM TOP: REINHARD DIRSCHERL—GETTY IMAGES; MARVIN DEL CID—GETTY IMAGES; CHRISTER FREDRIKSSON— GETTY IMAGES; ARIADNE VAN ZANDBERGEN—GETTY IMAGES

1. What are baby sea turtles called?

2. How many eggs does a sea turtle lay?

3. True or false: Sea turtles lay eggs in a nest.

4. How long does it take for baby sea turtles to hatch?