Calvin

Calvin is the name given to the Martian alien and main antagonist of the 2017 movie Life. This species is believed to have wiped out all life on Mars, therefore making it an apex predator.

Each cell belonging to Calvin is a muscle, a nerve and an eye at the same time. It is semi-intelligent.

Calvin was presumed to be a species whom lived on mars and dominated the Martian soil, In a "hibernation" state the crew wake Calvin up, it's first priority is clearly to grow, second... ravage the crew.