They created sticky traps for herbivorous (plant-eating) animals, which attracted carnivores (meat eaters), like Smilodon.
(They; created; sticky traps; for herbivorous (plant-eating) animals) (herbivorous (plant-eating) animals; attracted; carnivores)
They herbivorous (plant-eating) animals
created attracted
sticky traps for herbivorous (plant-eating) animals
carnivores