>

I always wondered, growing up, where my dad got that quote from..
TL;DR they're trying to use alligator DNA to make catfish more resistant to infections in fish farms. >

Exactly - they'll be "nearly identical to the farm-raised catfish sold in grocery stores".
Unless they aren't. >

Life, uh, finds a way. >

Bob Ross as a geneticist:  "Happy little accidents"