Magpies: Not only Black and White

The Eurasian magpie (left) is one of the few species of birds which can recognise itself in a mirror test.  As they stand out so much with their black and white plumage you might imagine that this is something which is relatively easy to do.  After all, when we think of magpies we think in black and white too!  Yet magpies are not only black and white.  There are other species which belie the general belief that all magpies are: here are some exceptions that prove the rule.

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