cooperative breeding

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cooperative breeding

any breeding system in which the true parents of a group of offspring are assisted in their rearing by other, unrelated, adults.
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Sociable weavers, a highly social and co-operative breeding bird from the savannahs of southern Africa, build the
Pen y Bryn carries around 650 sheep, mainly Welsh mountain ewes, and Mr Lewis, secretary of Camda co-operative breeding scheme, is now in the middle of lambing.

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