Raptor Resource Project Blog

Wednesday, February 26, 2014

Eggs and Cold Weather

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Mom with eggs on February 26, 2014 Everyone is worried about the eggs in Decorah. Iowa is facing extremely cold temperatures in the week...
Friday, February 14, 2014

Courtship, copulation, eggs, and other things romantic

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Valentine's Day is here and we're all awaiting the first egg in Decorah. Given that the day is a celebration of things romantic, we ...
Monday, February 03, 2014

Do Bald Eagles Mate in Flight?

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Do bald eagles mate in mid-air? Do bald eagles mate through their feet? We’ve been asked those questions on facebook, via email, and at Ustr...
Thursday, January 16, 2014

Does Bad Weather Affect Bald Eagle Egg Laying?

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April 20th, 2011: Spring Snowstorm Facebook fan Dianne Wisse asked the following question about the Decorah Eagles: " With the extr...
Monday, January 06, 2014

Eagles and Cold Weather

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-13F in Decorah at 1:54pm on January 6, 2014. Yikes! We are getting a lot of questions about Mom, Dad, and cold weather. I've writte...
Thursday, December 26, 2013

Birds and Daylight Length

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Dad makes a scrape in the snow Many animals and birds react to daylight length. This phenomenon, known as photoperiodism , allows their ...
Wednesday, December 11, 2013

Lead Poisoning, Toxic Shot, and Lead-Free Hunting

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Volunteer Ron Andrews with lead-poisoned bald eagle On the evening of December 9, 2013, Bob Anderson of the Raptor Resource Project rece...
Friday, October 25, 2013

2013 Decorah Eagle Cam Questions

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We turned on the Decorah eagle cam this morning and questions are rolling in! Here are the answers to the most commonly asked questions so f...

Red-Tailed Hawks and Social Play

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Eaglecrest facilitator mochamamma has captured several videos of young red-tailed hawks squabbling, chasing, and stealing food from one anot...
Wednesday, September 04, 2013

Golden Eagles

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Eaglecrest's nesting golden eagles normally appear only at a distance. But on August 31, an immature eagle decided to show up in cam...
Thursday, August 22, 2013

Getting Wet!

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We talk about weather quite a bit. From wind in the tree to ice and snow on an eagle's back, we watch birds face difficult weather condi...
Wednesday, August 14, 2013

Kestrel Nest Box Update

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The American kestrel prefers open areas with short ground vegetation such as grasslands, meadows, fields, and parks. In urbanized areas, th...
Sunday, June 23, 2013

Great Spirit Bluff Peregrine Falcon Update

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By now most of you are aware that all four young falcons jumped from the nest box at Great Spirit Bluff on June 17th. They were approximate...
Tuesday, June 18, 2013

Great Spirit Bluff Falcons: Intervention, Insects, and Fosterage

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Bugs. Check the video at  http://www.ustream.tv/recorded/34496685/highlight/371827 Bob made a decision today to intervene in the situati...
Monday, June 03, 2013

Avian Parasites

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On May 22, 2013, the falcon eggs at Xcel Energy's Blackdog nest box began hatching. Immature female 16/U laid four eggs and hatched thre...
Friday, May 31, 2013

I Found A Baby Bird...Now What?

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You've found a baby bird. Does it need help? What should you do? The Ustream Decorah Eagle mods made me aware of a flowchart to help ans...
Thursday, May 30, 2013

IR Reflective Feathers and Facial Disks

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While creating owl highlights this morning for our Eaglecrest site, I came across some very close-up footage of a fledgling owl's f...
Wednesday, May 22, 2013

The Riverside Herons, Xcel Energy, and Rob MacIntyre

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The herons return. Thanks to Nora for the cap Two years ago today, Raptor Resource Project Board President Rob MacIntyre suffered cardi...
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