Assertion: crowned crane | /r/CapableOf | maintain minimum distance of 2 to 3 m
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Source sentences:
text: Even while not nesting, red-crowned cranes tend to be aggressive towards conspecifics and maintain a minimum distance of 2 to 3 m (6.6 to 9.8 ft) to keep out of pecking range of other cranes while roosting nocturnally during winter.