traits

People mimicked ....... and made diving fins.

• shells of the turtles

• the flight of birds
• the sound of whales
• the fish

Crocodiles keep the young crocodiles inside their ...

• shells

• mouth

• pouch

• holes

A form of energy that comes from objects that vibrate.

• Waves

• Vibrate

• Sound

• Energy

means to move back and forth.

• Waves

• Vibrate

• Sound

• Energy

Offspring animals look exactly the same like their parents

• true

• false

People mimicked shells of the turtles and made ..

• helmets

• air planes

• diving fins.

• boats

Parents help their offspring to .......

• survive

• die

• play

• reject them

Young animals have .... to communicate with parents

• no way
• behaviors

• information

• nests

Birds .. to tell parents that they need food.

• whistle

• cries

• chirp

• smile

A movement up and down , back and forth.

• Waves

• Vibrate

• Sound

• Energy