1. Any of several large harmless rodent-eating North American burrowing snakes
   - bull-snake

Derived forms: bull-snakes, bull snakes

Type of: colubrid, colubrid snake

Part of: genus Pituophis, Pituophis

Encyclopedia: Bull snake

• genus Arrhenatherum
• genus Artamus
• genus Artemia
• genus Artemisia
• genus Arthropteris
• genus Artocarpus
• genus Arum
• genus Arundinaria
• genus Arundo
• genus Arvicola
• genus Asarum
• genus Ascaphus
• genus Ascaridia
• genus Ascaris
• genus Asclepias
• genus Ascophyllum
• genus Asimina
• genus Asio
• genus Aspalathus
• genus Asparagus
• genus Aspergillus
• genus Asperula
• genus Asphodeline
• genus Asphodelus
• genus Aspidelaps