As eagles mature, their beaks and eyes turn yellow. During their fourth year, the feathers on their head and tail begin to turn white.
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Eagle #36488 Weight: 3.190 KG (7.03 lbs.) Sex: Female Eagle Color on Map: Green This bird is likely to be the youngest evident by its all brown head. It has not been through its first molt, or replacement of feathers. Therefore, we can deduce that it's from last year's hatch. |
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Eagle #36490 Weight: 3.825 KG (8.43 lbs.) Sex: Male Eagle Color on Map: Yellow Conversely, this bird is likely to be the oldest as its beak is starting to turn yellow. Since it has not started to adorn the white head and tail, this bird is likely to be in its third year. |
The two remaining birds are in their second year.
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Eagle #36489 Weight: 3.620 KG (7.98 lbs.) Sex: Female Eagle Color on Map: Red
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Eagle #24129 Weight: 3.755 KG (8.28 lbs.) Sex: Female Eagle Color on Map: Blue
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