Its famous blue face takes time. Chicks leaving the nest have yellow skin there, which turns greenish, then fully blue by about 16 months.

Birds of Asia, Africa and Australia · day 4 of 7
Newly fledged birds have yellow face skin; it turns blue by about 16 months.
In north Queensland it feeds on the flowers and fruit of bananas.
It often renovates old nests, most commonly those of grey-crowned babblers.
It flew up 10 or 12 m, calling, and the flock followed as if at play.
Among campsite foods, milk is particularly favoured.
More about the Blue-faced Honeyeater
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