The design associated with smoking weed has heretofore been confined to a room draped in tie-dye tapestries with swirling blown-glass bongs glittering beneath the blacklight glow of a Phish poster. No longer.
To adapt to their eternally dark surroundings, Mexican cavefish have gone blind, lost their pigment, and changed their sleep cycle. You can see one in the photo up top. Here's the weird thing though...all those fish are the same species.
Meet Tetra, officially the fastest mouse on four wheels. Stuart Little's got nothing on this guy.