[PTTG]

That's a tough one, though, because the cat's high perception score is clearly the result of a number of physical traits -- large, directional ears, eyes evolved to function in twilight, and the presence of dedicated touch-sensitive whiskers.

I'd call them physical Advantages along the lines of Keen Senses. Strictly speaking, they should be on the Cat template instead of the Per, but it makes sense that for most in-game cats that level of detail isn't warranted.