Way before Pokemon, I'd always draw animals. I still do, as you can see below. I will try to draw as many weird looking ones as I can. Remember...all of these are/were real species at some point. Enjoy. More are coming soon.
Mammals
Short Hair Hamster
Red Fox
Rodriguez Flying Fox
Giant Anteater
Cuvier's (beaked) Whale
Narwhal (water colors)
A Hamter/Sawfly or Bee cross.
Bowhead Whale Machine made for a contest on DA
Narwhal - (part of the finger painting series)
Squirrel and Scorpion Mix
Okapi and Manatee Mix.
Birds

Finger Painting series - Swan 
Some sort of Raven...I forgot the name O_O;;;
Shoebill...no this isn't a prehistoric thing, it's alive today. =O
Chinstrap Penguins; done for AP Art under the theme "Visitors"
A Gannet mixed with a Trout. 8D
Reptiles/Amphibians

Leatherback Sea Turtle (part of the finger paint series) 
A Diamondback Rattlesnake. >3
Tortoise mixed with a ladybug. 8D
Fish
Koi fish painting - Click it
Oarfish - pencil
A Swell Shark - colored.
Butterfly fish 
Sea Dragon
Tiger/Tiger Shark cross
Oceanic Whitetip Shark (part of the finger painting series)
Helicoprion - ancient shark
Insects
Dragonfly
Yellow Jack and Earth Worm
Ladybug
Other Invertebrates
Man o' War Jellyfish
Hermit Crab - painted with acryllic.
Jellyfish and Spider mix - acryllic paint