But most contemporary animals that have countershading -- think deer, zebras or armadillos -- are much smaller and more vulnerable as prey, signaling that this nodosaur faced a real struggle to survive.
但是，现存的大多数采用反荫蔽术的动物，比如鹿，斑马或者犰狳等，都像猎物一样小和脆弱，这表明该生物面临着真正的生存压力。