Geo, a while back a S. Ga. Nimrod shot a "cougar" from his deer stand and reported it to authorities. USF&W ran its dna and it turned out to no ones' surprise, a protected Florida panther. It only cost the hunter a $10,000 fine.
As for invasive species, a deceased friend's dad while county agent (think Hank Kimball) introduced kudzu to landowners in an Alabama county to reduce erosion. Experts suggest the best way to rotate the kudzu crop is to sell the land and buy another piece. Gil