What looks to be a dessicated cow in a hollow rock highlights this area.
Other odd objects abound including rocks with geometric entrances, domed rocks, rocks with faces, a rat in a rock, and what looks like a bottle inside another container remnant.
Keep your eyes open for this one, and take part in exploring Mars.
Image Credit: NASA/JPL
Raw Images Courtesy of NASA and ESA. Special thanks to EVERYONE who has contributed in the search for Mars anomalies. Also thanks to Google, Picasa, ImageShack, and Photobucket.