When you have a dog, it’s easy to forget that your sweet pal has the capability to be vicious and predatory. I know when I’m cuddled up with my hundred pound rottweiler on the couch the thought doesn’t even occur to me.

Photographer Seth Casteel shot this set of amazing pictures of dogs underwater and it really evokes both how much intensity dogs have and what incredible, beautiful creatures they are.

Check out the slideshow on Business InsiderĀ