An * besides a prompt means that it will change next year!

Months:

January- Bird
February- Insect
March- Seal*
April- Sheep*
May- Extinct Organism
June- Fish
July- Horse
August- Bear*
September- Rabbit*
October- Snake*
November- Squirrel*
December- Penguin*

Weeks:
Jan.
Week 1- Blue Jay
Week 2- Fish Crow
Week 3- Rivoli's Hummingbird
Week 4- Lappet Faced Vulture
Feb.
Week 1- European Hornet
Week 2- Stone Centipede
Week 3- Clubtail Dragonfly
Week 4- Acorn Weevil
Mar.
Week 1- Steller's Sea Lion
Week 2- Leopard Seal
Week 3- Ribbon Seal
Week 4- Elephant Seal
Apr.
Week 1- Shetland Sheep
Week 2- Racka Sheep
Week 3- Zwartbles Sheep
Week 4- Herdwick Sheep
May.
Week 1- Stegosaurus
Week 2- Tasmanian Tiger
Week 3- Jamaican Giant Galliwasp
Week 4- Cuban Macaw
Jun.
Week 1- Oyster Toadfish
Week 2- Mudskipper
Week 3- Atlantic Blue Marlin
Week 4- Lake Sturgeon
Jul.
Week 1- Arabian Horse
Week 2- Cob Horse
Week 3- American Paint Horse
Week 4- Clydesdale Horse
Aug.
Week 1- Sun Bear
Week 2- Black Bear
Week 3- Polar Bear
Week 4- Grizzly Bear
Sep.
Week 1- Checkered Giant Rabbit
Week 2- Netherland Dwarf Rabbit
Week 3- Flemish Giant Rabbit
Week 4- Volcano Rabbit
Oct.
Week 1- Rat Snake
Week 2- Corn Snake
Week 3- Coral Snake
Week 4- Smooth Green Snake
Nov.
Week 1- Western Gray Squirrel
Week 2- Southern Flying Squirrel
Week 3- Fox Squirrel
Week 4- Plantain Squirrel
Dec.
Week 1- Adelie Penguin
Week 2- Rockhopper Penguin
Week 3- African Penguin
Week 4- King Penguin