I think this photo shows all the field marks for a female Chestnut-sided Warbler in 1st winter plumage. I would gladly take a dozen more of...

I think this photo shows all the field marks for a female Chestnut-sided Warbler in 1st winter plumage. I would gladly take a dozen more of...
When I typed 'photos of underparts' I thought that this almost sounds naughty. However, underparts of birds are important in establ...
Birding this morning was fairly slow only a few warblers (Wilson's, Yellow)that haven't moved on. Then I found this beautiful Chest...
This photo provides a better view of the young Kestrel's claws clinging to the bark of the tree trunk it is climbing. It appeared to us...
The top pic shows the American Kestrel fledgling as it is hopping up the tree trunk while using flapping it's wings to assist it in clim...
I had previously observed a pair of American Kestrels that I thought were nesting in a cottonwood grove between the Arkansas River and a hay...
The male Eastern Bluebird was a faithful parent that brought food about as often as the female while I was watching. As the nestlings grew ...
The Eastern Bluebird nestlings became very impatient about waiting to be fed and would stick their heads out the nest hole looking for their...
The nest cavity being used by this pair of Eastern Bluebirds is in the dead tree limb marked by an arrow in the photo on the right. It is on...
The video above shows first the male then the female Eastern Bluebirds fly to the nest cavity to feed their nestlings then 'fecal sacs...
Just two last pics of this Lewis's Woodpecker bringing food to nestlings that give nice views of the tail. Woodpeckers have very stiff ...
A former entomologist with the Colorado State Forest Service emailed me that this food item is not an insect or larvae. He said he thinks i...
In the top pic the nestling has reached it's bill up to receive food (white stuff) from the parent Lewis's Woodpecker (it's bill...
The Lewis's Woodpecker is in the process of feeding nestlings inside the nest hole in both of these pics. In the bottom pic it had turn...
This is a parent Lewis's Woodpecker at the nest hole I found recently. In the top and middle pics this bird has some very good size whi...
I was able to get these super close-ups by using my car as a blind. The heron was less than 20 feet away but undisturbed as I was very quie...
Yesterday I was delighted to find this Green Heron on a farm pond at my friend's near Canon City,CO. I have seen adult Green Herons at ...
After finding the Eastern Phoebe at Pathfinder Park this morning, I thought it might have been one of the two Eastern Phoebes I had seen las...