Creatures
Animals, birds and other living things that aren't plants
Big Cats - Updated January 2012
Life at the top of the food chain
unlocked
Birds - Updated January 2012
Feathers, color and flight
unlocked
Creatures, very black white - Updated January 2012
"Digital lithography" of animals, birds and other creatures
unlocked
Hooves, Horns and Tuske - Updated January 2012
Life at the bottom of the food chain
unlocked