1. 8 words related to Bittern: heron, American Bittern, Botaurus lentiginosus, stake driver, Botaurus stellaris, European Bittern, Ixobrychus exilis, least Bittern

2. The American Bittern (Botaurus lentiginosus), often called "stake driver" because of a territorial male's booming call in the spring, is widely distributed in E North America [2].