Adult/Juvenile | |||
 | thin toes with prominent knob under long middle toe | ||
 | bluishish gray inside mouth | ||
 | very long tail alternating wide dark & gray bands rounded when fanned white terminal band | ||
 | gray supraorbital ridge skin | ||
 | cap: darker crown than nape (juvenile shown) | ||
Nestling | |||
 | bluish or bluish-yellow eyes greenish cere | ||
 | thin toes, prominent knob under long middle toe | ||
 | bluish gray inside mouth and on tongue |
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