fledge

Definition

To reach the stage of development where a young bird has acquired the necessary feathers for flight.

Etymology

Originates from the Old English word 'flecgan,' meaning 'to furnish with feathers.' It evolved into the Middle English term 'flegge,' describing a bird ready to fly from the nest.

In the news

The article uses the term to denote the point at which young golden eagles are physically capable of flight, noting that they gain this ability long before they choose to permanently leave their parents' territory.

Young golden eagles leave their parents' territory late

Phys.org

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