curved frog

例句：

1. 1. The local population of this species is declining due to habitat loss.
   由于栖息地丧失，这种物种的当地种群正在减少。
2. 2.The scientists are studying the behavior of these animals in their natural environment.
   科学家们正在研究这些动物在自然环境中的行为。
3. 3. The curved frog has a distinctive color pattern that helps it blend into its surroundings.
   这种曲腿蛙有独特的颜色图案，有助于它融入周围的环境。