The Trouble with Transportation By Cathy Dennerline The phone rings at Greenwood’s front desk. The caller has an injured bird that fell from its nest. They live in Aurora, Colorado. Can...

Baby shower season is upon us, and we need your help collecting supplies for the thousands of baby birds, waterfowl and mammals that will come through our doors this year. We...

Choose from several custom labeled varietals and scents, and $6 from each item purchased will be donated back to Greenwood! Nothing says, “I love you AND my local wildlife” like giving someone...

Greenwood is looking for a few good, privately owned spots to release some rehabilitated Fox Squirrels! Must have: –  a water source – trees – be willing to let rehabbers hang a nest box Releases will...

American Goldfinches—A Harbinger of Summer’s Close Many people think of robins as harbingers of spring. I think of American Goldfinches as harbingers of the end of the avian breeding season. The...

Mallards—Where Have All the Males Gone? With the songbird breeding season winding down, let’s talk about waterfowl for a moment. The Mallard is the most familiar and widely distributed duck in...

House Finch—The Ubiquitous Fruit Biter Among the first native songbird species to make an appearance at Greenwood during baby bird season, House Finches are a very common sight in Colorado. They...

Swallows—Life on the wing North America has 9 swallow species; 6 species breed regularly in Colorado. The common name of “swallow” derives from the Anglo-Saxon “swalewe,” which described this group of...

Hummingbirds—It’s Not That They Don’t Actually Know the Words… I write about the natural history of birds for a variety of audiences. When I set out to write about a species,...

Northern Flicker—Unusual Toes, a Long Tongue and a “Chiseling” Beak Once upon a time, North America had 2 major flicker species—the more eastern Yellow-shafted Flicker and the more western Red-shafted Flicker....