Bad news first: The Bird Banding Lab sent a note that one of the male falcon chicks banded on May 18th was found dead on June 3rd. Notably this coincides with comments by community members that a max of only three chicks were seen for a few days around that period. I will send any details when or if I get them. It is not uncommon. Birds do die and for falcons this post-fledging period of time is particularly difficult to survive through. I have read that survival estimates for falcon chicks through flegding to dispersal are typically very low, 15 to 40 percent.
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Better news: Well, the falcons have been visiting the nest tray and have showed signs of pair bonding. While I am not sure exactly what this means it can only be good news for the pair and it is great for those of us who enjoy seeing falcons.
Many thanks for all the posts. FYI, I have responded to some questions regarign previous posts internally at those posts.
Until Next time,
Patrick Keenan
Outreach Coordinator
BioDiversity Research Institute