Researchers have compiled more than 400 reports of European goldfinch, the majority of which were from Illinois, Wisconsin, Indiana, and Michigan. The original source of the birds seems to have been a ...

On a sunny July morning, I woke up extra early with a bird on my mind. No surprise there. But this bird was different. I'd seen it before but never in the United States. It was time to do something ...

I recently spotted a European goldfinch on my feeder. First off, how unusual a sighting is this? I thought these birds were native to Bermuda. Secondly, could the bird's appearance have anything to do ...

Many familiar birds of the urban environments represent species that were introduced from outside of North America. In Iowa, these include rock pigeon, European starling and house sparrow, which was ...

A message on my answering machine brightened up my day: Marion Pearson reporting that she’d spotted a European goldfinch among the common American goldfinches dining at her feeder in Enfield. I saw ...

Sometimes, there is a mystery to be solved as near as your back porch. Recently, on an unseasonably cold and dull day, I was engrossed in my usual lunchtime routine, enjoying some reheated coffee and ...

The Auk: Ornithological Advances aims to advance fundamental scientific knowledge by increasing the basic knowledge of bird species, both living and extinct, and the knowledge of broad biological ...

New details on how birds respond to climate change have been revealed by volunteer bird watchers all over Europe. The information they've gathered shows birds respond to changing conditions in ...