Difference between Chaffinch and Bullfinch

What is the difference between Chaffinch and Bullfinch?

Chaffinch as a noun is a small passerine bird, fringilla coelebs, of the finch family. while Bullfinch as a noun is any of various old world finches in the genus pyrrhula pyrrhula. passerine birds with thick bills.

We hope you now know whether to use Chaffinch or Bullfinch in your sentence.