on my oscars face these little symetrical holes developed on each side under the eyes and near the back of the head I know their called sensory somthings but I can't remember the name 
I just am kinda of interested in what these are there for and was hopeing someone could tell me what they do
Thanks to all that reply.

I just am kinda of interested in what these are there for and was hopeing someone could tell me what they do
Thanks to all that reply.