Long-eared Jerboa - very cute, looks like something out of FFXII.
At the opposite end of the spectrum:
The goblin shark. This ugly bastard will make you soil yourself hard, guaranteed. 25 seconds into the video is what I'm on about. Also, behold those gills. Holy.
There's a pretty funky creature at the start of this vidoe:
YouTube - Strange Japanese Sea Creatures
"Guchi-guchi" said the little baby, and his mom mistakingly bought him an expensive bag
That giant spider crab looks awfully mean!
@ goblin shark: Thats just freaky.
Str8 Pimpin'