Alright since Raven has said the beastiary has to be democratic. Here's my suggestions.

Beastiary

The Wilds:

Predators

Dire Wolf http://img1.wikia.nocookie.net/__cb20140206112841/heroes-of-camelot/images/8/80/Dire_Wolf.jpg

Sabre Toothed Cat https://igs.indiana.edu/images/fossilsandtime/sabertooth.jpg

White Rend Owl

Herbivores

Wooly Mammoth https://upload.wikimedia.org/wikipedia/commons/6/65/Woolly_mammoth.jpg

Glyptodon https://upload.wikimedia.org/wikipedia/commons/0/09/Glyptodon_(Riha2000).jpg

Megatherium http://media-2.web.britannica.com/eb-media/99/88899-004-C6658CAD.jpg

Elasmotherium https://upload.wikimedia.org/wikipedia/commons/4/47/Elasm062.jpg

Ancient Bison http://www.joevenusartist.com/Images/Anchient-Bison-and-Calf.jpg

Domesticated

Mesonyx http://usercontent1.hubimg.com/7169030.jpg

Wooly Rhino http://www.wired.com/wp-content/uploads/2015/03/42-466838981.jpg

Dire Wolf (Very rarely)