Fairy wrens: Accountants of the animal kingdom

A puzzling example of altruism in nature has been debunked with researchers showing that purple-crowned fairy wrens are in reality cunningly planning for their own future when they assist in raising other birds' young by ...

For the birds

Kristine Preston steps softly onto UC Irvine's Ecological Preserve, 62 acres of cheerful wildflowers and sweet-smelling sage scrub tucked above University Hills.

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