Wild Child

Name: Wild Child
Back Ground: Those raised by animals are granted extra human senses.

Stats: What are the different ranks, and what do they do?
Ex:
A:
B:
C: While in the wilderness the user gains a rank up in agility.
D: The User can track a target by smell up to a kilometer way.
E: The user can discern people by their smell. They can also taste when a food is poisoned.

Requirements: Is it class specific, does it require a certain stat rating, or is it character specific
Canon: Yes or no