Dark-Eyed Junco also known as Junco hyemalis are small to medium sized birds belonging to American Sparrow birds. They are found extensively across Northern America and Canada. They weigh between 18 to 30 g and grow up to 5.1 to 6.9 inches in size. It has a lifespan of 11 years. They have a diet comprising of insects and seeds. They have white coloration on their belly and the males tend to be much darker as compared to females.