High tier
Mastodon (36-40k) (48-57k)
Alligator Snapping Turtle (25k - 27k exp) (40-47k exp)
American Bison (21-26k) (37-43k)
Californian Condor (24-27k) (35-44k)
Golden Eagle (24-26k) (32-41k)
Peregrine Falcon (24-27k) (35-43k)
Bald Eagle (20-23k) (30-36k)
American Crocodile (24-26.6k) (38-46.4k)
Mid-high tier
Pit Viper (20-22k) (27-30k)
Ocelot (21-23k) (28-32k)
Nighthawk (21-24k) (29-35k)
Gila Monster (20-20.8k)
Jaguarundi (21-22.3k) (26-33k)
Copperhead and Rainbow Snake (tie) (19-21k)
Mid tier
Mongoose (17k)
Hellbender (15k-15.1k)
Spider Monkey (16-17k)
Japanese Deer (also known as white-tailed or spotted deer) (12-15k)
Star-Nosed Mole (12-14k)
Pronghorn (13-14k)
Low-mid tier
Coatimundi (10-10.56k)
Little Brown Bat (11-12k)
Chameleon (13-13.4k)
The left xp is normal and the one next to it is champ
Also it unlocks at lvl 35 not 25