Wednesday 10 December 2008

Thrush Eggshells Get Thinner

New Threat To UK'S Favourite Birds?
Dr. Mark Avery
, head of conservation science for Royal Society for the Protection of Birds, said: "This thinning is a cause for concern. It appears that eggshells have been thinning ever since the industrial revolution. We seem to have discovered a new ecological footprint".

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