arachnid|arachnids

我在花园里发现了一只小型蛛形纲动物，可能是螨虫。

I found a small ___arachnid in the garden, possibly a mite.

大多数蛛形纲动物，比如蜘蛛和蝎子，都有毒腺。

Most ___arachnids, such as spiders and scorpions, have venom glands.