Why are birds' eggs colourful? New research shows it's linked to the shape of their nests

It’s still not known exactly how female birds produce such colourful and intricately-patterned eggs. But we do have some theories about the survival advantage this provides.

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The bryozoan mystery: a new look at an old fossil…

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Parasitic bird embryos found to exercise in the egg to make them

Curious Kids: how do birds make their nests?

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Analysis and Reportage, Evening Report

Birds – News, Research and Analysis – The Conversation – page 7

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