Barred-tail godwit outfitted with a 5gm solar-powered GPS tracker flew 13560km/8425 miles.
This is a bird that cannot land on water. It also doesn't glide. 11 days of non-stop flapping its wings to fly just short of the max distance of a Boeing 787.
https://www.twibchicago.com/p/bar-tailed-godwit-sets-long-distance
https://www.usgs.gov/centers/alaska-science-center/news/juvenile-bar-tailed-godwit-b6-sets-world-record
2016: The Common Swift Is the New Record Holder for Longest Uninterrupted Flight | Audubon
https://www.audubon.org/magazine/common-swift-new-record-holder-longest-uninterrupted-flight
Longest time:
Scientists have found that the birds can stay in the air for 10 months straight.
Damn! It's amazing how efficient a system can get after a couple billion years of trial and error
related, sorta
Dumb pix, though
Creating Artificial Eggshells with 3D Printing Leads to the Hatching of 26 Chicks, Paving the Way for Reviving Extinct Species
https://singulism.com/en/2026-05-24-colossal-biosciences-artificial-eggshell-hatchling/