Subspecies of Sandhill Cranes
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| Breeding areas of 20 sandhill cranes marked with satellite transmitters during March-April 1998-1999. Red markers represent the Lesser subspecies (Grus canadensis canadensis), and blue markers represent the Canadian subspecies (Grus canadensis rowani). |
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| Wintering areas of 18 sandhill cranes marked with satellite transmitters during March-April 1998-1999. Red markers represent the Lesser subspecies (Grus canadensis canadensis), and blue markers represent the Canadian subspecies (Grus canadensis rowani). |
