Ringing chicks...
It is also possible to ring chicks while they are still in the nest. When the place of birth is know, it is possible to compile a more complete record of a species' life cycle from birth to death.
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When it grows up, will a chick nest near its place of birth or far away from it? An answer to that question indicates how a species extends its range within a nation or a continent. The recovery, years later, of rings placed on nesting chicks also makes it possible to determine how old a bird of that species can be.
