I know some of you folks have cameras set up to capture pictures of deer. I suppose you do need a laptop or something at the remote location to transfer the images (and a long ethernet cable, but you could run power over ethernet)

http://sunflower.bio.indiana.edu/~rhangart/quickcaminfo/quickcammod.html

Here's a good place to learn about trail cameras.

http://www.jesseshunting.com/forums/index.php?showforum=50

Joe