Riddle

The part of the bird, that is not in the sky, which can swim in the ocean and always stay dry. What is it?

Choose an answer

A.A reflection
B.A feather
C.A fish
D.A bird's shadow
Hint: It's a 3-word phrase with 12 letters, starting with "A".

Answer

A bird's shadow

Why this is the answer

A bird's shadow stays on the ground or water's surface while the bird itself flies overhead, and it can glide right over the ocean's surface without ever getting wet.

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