Director / Editor: Victor Teboul, Ph.D.

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Independent and neutral with regard to all political and religious orientations, Tolerance.ca® aims to promote awareness of the major democratic principles on which tolerance is based.

How Bruce the half-beak kea weaponised his disability to become the alpha bird

By Ximena Nelson, Professor of Animal Behaviour, University of Canterbury

A parrot’s beak is like a third limb, so losing part of it should be a disadvantage. But Bruce has developed many novel behaviours to compensate.

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