Crane — 21 whooping cranes · 30
[622] [roadmap-crane-1] Why does this atlas use the red-crowned crane? 30 Whooping-crane chicks raised by puppet to avoid imprinting. 1941: log Crane under “21 whooping cranes” with 21. Do not rank the species. Where the crane breeds and feeds is the first constraint. Single lakes, islands and forests appear again in the history timeline.
The taxonomy hero is Grus japonensis -- Kushiro, the Korean DMZ and Izumi. Other Grus species appear as comparison, not as the page type. How close did whooping cranes come to zero? The Aransas-Wood Buffalo flock was about 21 birds in 1941. That nadir still defines US recovery graphs.
He courtship-danced with a human-imprinted whooping crane named Tex so she would ovulate -- a 1980s method story, not a field census. A large share of the migratory island population winters on one Kyushu floodplain. Influenza years there are species-level events. Pairs are typically socially monogamous. The dance is pair-bond and territorial display, not a fairy-tale wedding.
Wintering red-crowned and white-naped cranes use the Civilian Control Zone. Peace-time development is a documented risk to that accidental reserve. Chicks imprint on humans and then fail to migrate or pair. Operation Migration ultralights (2001-2015) tried to teach a new flyway. Is the Hokkaido tancho a separate species?
The order on the card is year, line, figure. Crane is not sorted by how much visitors like the photo. 1941: log Crane under “21 whooping cranes” with 21. Do not rank the species. 211941
Figures to keep
- Year of the note
- 1941
- Figure to keep
- 21
- Species
- Crane
- Line in the log
- 21 whooping cranes
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