Using it's 'feet' to detect the movement of prey, the Vivamus Venenatis strikes down in a heartbeat, impaling the victim on it's frontal spike. It then drains all fluids from the unfortunate creature, before letting the remaining husk slip off into the undergrowth.
P.S: The WIP thread requests two images, although only one is asked for here, so I'll just submit the two for now - the top one being the preferred final image.