Tag Archives: FSV Eagles

What is a brood patch?

March 30, 2018: Mrs. North's brood patch

This flashback blog was originally published on February 16 of 2017. Since we’re looking forward to eggs at all of our nests, it seems like a good time to discuss the brood patch – a result of the many hormonal changes that our eagles are experiencing as they come closer to laying eggs.  Press the arrows to view both of the eagles. Robin Brumm and Debbie Fulton got great captures of brood patches from the North Nest (Mrs. North, 2018)

Nest News: Finally, a good look at D29, a blog on bald eagle tongues, videos from Decorah and Xcel FSV!

04.11.18: D29 napping in the sun

Finally! Some much appreciated warm weather got the eaglets out from under Mombrella and Poptent on April 11. While there was a lot to like about nest goings-on, two moments really stood out for us. Do not miss D29 taking a sunny snooze just outside the egg cup! We can clearly see its emerging thermal down, growing clown clompers (note that D29’s feet and legs are well on their way to yellow), and clear tiny talons. If you’d like to

Hatch Watch at Xcel Fort St. Vrain!

2018: Three eggs at Xcel Fort St. Vrain

On hatch watch at Xcel Fort St. Vrain! Listen for an eaglet talking through its shell! https://youtu.be/LeMC541Cn1E So what happens right before hatch? The rapidly growing embryo is taking up nearly all the space in the egg. It has turned so that its head is at the large end of the egg next to the air space, pierced the internal membrane, and is breathing air with its lungs. It is taking the yolk sac into its body through its abdomen as it

Happy Thanksgiving!

Happy Thanksgiving!

It has been a great day posting photos, artwork, videos and other memories from past seasons with you and reading all your comments! We hope to be able to do a few more of these fun look-backs again in the near future. The Raptor Resource Project wishes to extend a Happy Thanksgiving and a great weekend ahead to everyone in the United States that will be celebrating this Thanksgiving Holiday. We also wish a great weekend ahead for anyone else

Egg round-up!

Talons and eggs

Where do we have eggs and how many do we have? BALD EAGLES In Decorah, Iowa: Eggs could begin hatching between March 25 and March 29. Egg #1 was laid on 2/18/16 @ 8:28 PM Egg #2 was laid on 2/21/16 @ 7:46 PM Egg #3 was laid on 2/25/16 @ 6:59 PM At Decorah North in Decorah, Iowa: Eggs could begin hatching between April 15 and April 19. Egg #1 was laid on 3/11/16 @ 2:29 PM CT Egg #2 was laid on 3/14/16 @

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