lucanid

例句：

1. 1. The lucanid species is native to the forests of North America.
   这种生物是北美森林的本土物种。
2. 2. Lucanids are known for their unique adaptations to their environment.
   陆龟因其对环境的适应而闻名。
3. 3. Researchers have been studying lucanids for decades in hopes of understanding their behavior.
   研究人员几十年来一直在研究陆龟，希望了解其行为。