 Given Sil grows rapidly and kills humans with ease , at a certain point film character Dr. Laura Baker even speculates if she was a biological weapon sent by a species who thought humans were like an intergalactic weed . Feldman declared that he wanted to explore this theme further in the script , as it discussed mankind 's place in the universe and how other civilizations would perceive and relate to humanity , considering that " maybe [ humans are ] not a potential threat , maybe a competitor , maybe a resource . " He also declared that more could be said about Sil 's existentialist doubts , as she does not know her origin or purpose , and only follows her instinct to mate and perpetuate the species . 
 Given Sil <a href='uninflect' title='1'><mark>grows</mark></a> rapidly and <a href='uninflect' title='2'><mark>kills</mark></a> humans with ease , at a certain point film character Dr. Laura Baker even <a href='uninflect' title='3'><mark>speculates</mark></a> if she was a biological weapon sent by a species <a href='null_relcl' title='4'><mark>who</mark></a>thought humans <a href='uninflect' title='5'><mark>were</mark></a> like an intergalactic weed . Feldman declared that he wanted to explore this theme further in the script , as it discussed mankind <a href='null_genetive' title='6'><mark>'s</mark></a>place in the universe and how other civilizations would perceive and relate to humanity , considering that " maybe [ humans <a href='negative_concord' title='7'><mark>are</mark></a> ] <a href='negative_concord' title='8'><mark>not</mark></a>a potential threat , maybe a competitor , maybe a resource . " He also declared that more could be said about Sil <a href='null_genetive' title='9'><mark>'s</mark></a>existentialist doubts , as she <a href='uninflect' title='10'><mark>does</mark></a> not know her origin or purpose , and only <a href='uninflect' title='11'><mark>follows</mark></a> her instinct to mate and perpetuate the species . 
Given Sil grow rapidly and kill humans witt ease , at a certain point film character Dr. Laura Baker even speculate if she was a biological weapon sent by a species thought humans was like an intergalactic weeed . Feldman declared dat he wanted to explore dis theme further in the script , as it discussed mankind  place in the universe and how other civilizations would perceive and relate to humanity , considering that " maybe [ humans ain't ] a potential threat , maybe a competitor , maybe a resource . " He also declared that more could be said about Sil  existentialist doubts , as she do not know her origin or purpose , and only follow her instinct to mate and perpetuate da species .