Trail Cams exist to capture wildlife and other passing bodies independent of a person having to be present to take the picture. The trail cam is a device with a still photograph and a video capture function and which can be mounted to posts, trees and stands. Movement and heat can trigger the camera to record whatever sets off them off. Besides, your presence with a camera would no doubt prevent the anonymous recording of the reclusive animals or, in this case, creepy, inexplicable things out of your worst nightmares.
Take a gander at this article and the accompanying image captures of things normal and very abnormal.