PhysOrg Posted January 20, 2016 Share Posted January 20, 2016 The many colors and patterns of bird eggs can provide camouflage and help parents tell their own eggs apart from those of invaders, but a forthcoming study in The Auk: Ornithological Advances suggests another function for eggshell patterns—they can provide information about the health of the mother. The researchers behind the new study found that the patterns of reddish-brown spots on the white eggs of Great Tits reflect the quality and health of the mother bird, with sicker, duller mothers laying eggs patterned with darker spots. Read the full article on PhysOrg Link to comment Share on other sites More sharing options...
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