But spotting the differences between a house finch vs a purple finch is particularly tricky. After all, the two species look incredibly alike! Here are some important things to look out for when ...

The attractive house finch is one of the more common and recognizable species throughout the United States. Originally a “western” species of semiarid environments, it was introduced in the ...

It occasionally joins the more common house finch at seed feeders in winter. Polytypic. Length 6.3". Highly sexually dimorphic with males pink and females brown. Generally lighter pink than other ...

A rare sighting among a flock of birds may have been a first for Newfoundland and Labrador. Kellie Joyce spotted a house finch on May 1, and immediately knew it was unusual. "The house finch came in ...

In some finch species, the difference between colorful males and muted females comes down to one gene, BCO2, which encodes an enzyme that degrades carotenoids. A series of rodent experiments showed ...

Kellie Joyce spotted a house finch on May 1, and immediately knew it was unusual. "The house finch came in with a flock of about 20 to 25 purple finches, and along with that came in about 50 ...