Peasy’s body temperature

“Perhaps. I do not believe it is an ex,” she said. The infrared monocular was pressed up to her eye again. “Its body temperature is seventy-one degrees. Twenty degrees higher than the average ex.”
“And almost thirty lower than the average human,” said St. George. “What the hell is he, then?”

Excerpt From Ex-Heroes, pg 351
Peter Clines
https://books.apple.com/us/book/ex-heroes/id585738407