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A ______ is a large snake that isn't venomous.
A _____ is a venomous snake that can expand the skin of its neck into a hood.
______ is a substance that causes the injury, illness, or death of a living organism.
If something is _________, it has the qualities or effects of a poison.
A ___________ is a pit viper with horny segments at the end of its tail that rattle when shaken.
A _____ is a long, limbless, scaly reptile.
_____ is a toxin secreted by animals.
________ is the act of forcefully expelling saliva.
A ____ is the sound made by the letter 's'.