Answer:
Timid or weak people are said to not have these.
Other terms for this handy device include doohicky, doo-dad, and whatchyamacallit.
Deep, deep, do they go. Spreading out as they go. Never needing any air. They are sometimes as fine as hair
What never asks questions but is often answered?
Up on high I wave away but not a word can I say.
i'm popular for Knuzlocks what am i
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?