The term blue-headed vireo is identified in base64 scheme by the sequence Ymx1ZS1oZWFkZWQgdmlyZW8=, while the MD5 signature is equal to 304ef57f4406f9bb0e56ebbb91b68aa7. The ASCII encoding of blue-headed vireo in hexadecimal notation is 626c75652d68656164656420766972656f.