Hen lays 'eggless' chick on Sri Lanka farm
A Sri Lanka hen has laid a shell-less chicken.
Instead of passing out of the hen's body and being incubated outside, the egg developed in the hen for 21 days and then hatched inside it.
The chick is fully formed and healthy although the mother died.
Correspondent Charles Haviland told BBC Radio 5 live Up All Night what happened
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