Riddle

I am part of the bird that is not in the sky. I can swim in the water but always stay dry. What am I?

Choose an answer

A.A reflection
B.A silhouette
C.A ripple
D.Shadow
Hint: It's a word with 6 letters, starting with "S".

Answer

Shadow

Why this is the answer

A bird's shadow glides across water or ground below it as it flies, appearing to skim the surface without ever getting wet.

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