The two-word name assigned to every species, as devised by Linnaeus, consists of the of the organism followed by a second word that designates the species.

your body is trying to warm itself up. or more precisely, sensors in your skin send messages to your brain to generate heat to your body.

organ system-an organ system is a group of organs that work together to perform one or more functions. each does a particular job in the body, and is made up of certain tissues.