Black adder may refer to either of two classifications of snake:
- Vipera berus, a venomous viper species found in Europe and Asia.
- Heterodon platirhinos, a non-venomous snake found in the United States.
Famous quotes containing the word black:
“All my fond love thus do I blow to heaven
‘Tis gone.
Arise, black vengeance, from the hollow hell!”
—William Shakespeare (1564–1616)