N-COUNT 犰狳（体表有骨质鳞甲的小动物，主要栖息于南美洲和中美洲） An armadillo is a small animal whose body is covered with large bony scales and which rolls itself into a ball when it is attacked. Armadillos are mainly found in South and Central America. 犰狳（体表有骨质鳞甲的小动物，主要栖息于南美洲和中美洲）