Here is the full list of all 15 Wild Animal Racing achievements.
For winning gold as an elephant!
For winning gold as a zebra!
For winning gold as a lion!
Overall medal for rally driving!
Overall medal in world tour
For winning gold as a giraffe!
For winning gold as a hippo!
Overall medal on the roads!
For coming first in a race
For winning gold as a rhino!
Overall medal in Magical races.
Two players come first and second in a split screen race.
Unlocked a movie!
Completed a race
Secret easteregg uncovered!