He was also a taxonomist with a specialty in parasitology (I worked for him doing parasitology work on fish) turns out when he first met his to be wife (anecdote that came directly from him) he went fishing, and brought the fish to his to-be in-laws where he was sure to point out evert parasite in the fish that they would then go on to eat.
DeSantis does love to fuck around. He never learns anything from the finding out he later recieves, but oh my he does love him some fuckery.