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Some of the most brilliant colors found on butterflies, birds and squid are produced by nanostructures on wings, feathers and skin that reflect light. The effects can become even more varied when these “structural” colors are combined with filters made from light-absorbing pigments. For example, the characteristic green plumage of parrots seems to be produced by yellow pigment over a blue reflective nanosurface

One of the reasons I love my job as a wildlife veterinarian so much is the variety of my days. No two days are the same; each is filled with different animals with different problems, and I love the anticipation of what my day may bring

While insulating against electrical currents

We humans are pretty smug about our large brains and sophisticated ways. But if there is one thing I have learned as a biologist, it is to never underestimate the abilities of animals that most people consider primitive and simple-minded.