Caption: Guinea Pigs.

Fake swine, faux rodents---no tail that's the giveaway---look at those eyes---they're NOT of this Earth.

Credit/Permission: © User:Sandos / Creative Commons CC BY-SA 3.0.
Image link: Wikipedia: File:Two adult Guinea Pigs (Cavia porcellus).jpg.
Local file: local link: guinea_pig.html.
File: Art file: guinea_pig.html.