Large predators like the beast feet herbivorous animals, while small such as air and bone-thin jaw-class category, such as the hunt small prey, is also likely to carrion for food.

• 大型的兽脚类猎食草食性动物；而小型的兽脚类，如空骨龙类和细颚龙类等则追捕小型猎物，也可能以腐肉为食。