saddleback caterpillar

例句：

1. 1. The saddleback caterpillar is a common insect that feeds on leaves.
   鞍背甲虫是一种常见的昆虫，以叶子为食。
2. 2. This species of caterpillar is known for its unique coloration and pattern.
   这种甲虫以其独特的颜色和图案而闻名。
3. 3. Scientists are studying the life cycle of this caterpillar to better understand its impact on the environment.
   科学家们正在研究这种甲虫的生命周期，以更好地了解它对环境的影响。