The Woodchuck Riddle

What has eyes but cannot see?

Eyes
A woodchuck! (Also known as a groundhog)

What has keys but cannot open locks?

Keys
A piano! (Though technically, it's a keyboard)

What has feet but cannot walk?

Feet
A chicken! (Although technically, it's a bird with legs)

What has a mouth but no tongue?

Mouth
A river! (It has a mouth, but no tongue)