Journal Article Research Support, Non-U.S. Gov't invasive species Ant Venoms Linepithema humile amphibian decline ants armas químicas behavioral dominance chemical weapons coexistence declinación de anfibios dominance-impoverishment rule especies invasoras global scale impact prioritization precipitation predator-prey relationships priorización de impactos relaciones depredador-presa species richness temperature 两栖动物减少 入侵物种 化学武器 影响优先排序 捕食者-被捕食者关系 阿根廷蚁 (Linepithema humile)