Riddle

I am a creature with a 'tight' name. What am I?

Choose an answer

A.A dolphin
B.An otter
C.A walrus
D.Seal
Hint: It's a word with 4 letters, starting with "S".

Answer

Seal

Why this is the answer

The riddle puns on the word 'seal' -- both the marine animal and something that is 'tight,' as in an airtight seal.

This riddle is filed under "What Am I?" Riddles and rated Medium.