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tory, nest building follows. This can take from two days to a week depending on the weather. An egg a day is laid, usually at dawn. Incubatipn follows and takes about twp weeks for most birds.
After the young hatch, they are fed constantly by both adults for another two weeks and are brooded at night by one of the adults. The nestlings becom6 fledglings and leave the nest, they are then fed for another two weeks or stf. Independence results fbr those that have escaped predation during the fledgling stage, the most vulnerable period of a bird’s life. t '
Cats kill many young birds during this period. The nesting cycle takes from six weeks to two months and requires the strong pair bond initiated during courtship.
For hummingbirds, a spectacular aerial dance by. the male involves a short term, yet vigorous, effort of» his part. A male Ruby-*
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