And to bend a classification system to that degree is cringeworthy for any Biological scientist.

All animals will thrive as far as they can to the exclusion of all else, as has previously been stated. Most animals have ecological niches, whereas humans have managed to adapt to thrive in many niches.

Oh, and lets not forget the number of different viruses. Yes, many kill the cells they infect, but many don't, and indeed many ancient ones may have helped in such matters as mammalian placentas and the immune system.

Ah, how Hollywood has a talent for taking a complex topic, grab a cluster of facts and then pass it off as gospel.