Animal expressions

Here are some idiomatic expressions. Can you find their meaning from the list below?

He's a wolf in sheep's clothing.

I feel like fish out of the water.

I've got a frog in my throat.

Monkey see, monkey do.

The early bird catches the worm. 

 Meanings:
 - If you want to be successful you should do something immediately.
 - Someone who seems to be good but is in fact dangerous.
 - To be unable to speak clearly.
 - Children learn by copying what they see.
 - To feel uncomfortable because you are very different from the people around you.