The verse does not command the animals to not eat each other. The verse puts plants at the bottom of the food chain. The sheep eats the grass. The wolf eats the sheep. The wolf is not commanded to not eat the sheep. Both are dependant on the grass because without the grass you have no sheep. The Venus flytrap is not mentioned because that would just be dumb. Vegetarianism is not commanded in the text. It is not implied in the text. Don’t read into the text what is not there. Handing you a head of lettuce is not prohibiting you from eating a chicken.