Just some fan concepts I have been doing over the summer for a online sandbox game called minecraft ( www.minecraft.net ) developed by Swedish developer Notch.
I love the minecraft art style, nice and pixelated and also blocky, easy to make and fun to texture.
Things from Left to right, Whale-Train-Cannon-Walrus-Shark-Bear-Cat-Chicken*-Hedgehog-Sled-Bee
*Has since been added to the game as of July 29th 2010 (Not my Model though)