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camouflage; woodpecker eggs deep within a cavity are protected by being out of sight.
After 18 days, blind young emerge. Naked and without feathers, these young are little more than embryos. They emerge from the egg hungry and open their mouths at the sound of the . adult entering " the cavity with food. On the third day, the eyes open.
Both parents,, feed the : young. The male carries most", of the responsibility for protection; he broods the young — cold-blooded at first — at night while the female sleeps nearby in her own private roosting cavity.
Throughout nest life, the young are fed partially-digested berries and insects such as ants and beetles. The adults insert their long bills into the open mouths and vigorously
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