Why 2019 is an unusual year for the bright orange bird known as the Western Tanager

In metro Denver, bird-watchers have it good this spring. Western Tanagers are not uncommon in Colorado but are not always typical in the city. So why are people seeing them so often in their backyard right now? We asked the Denver Audubon for an explanation.
Published: 7:46 PM MDT May 30, 2019
Updated: 7:45 PM MDT May 30, 2019