True colours: The science of fall colours

Canada’s forests are home to many colourful characters. Throughout the year you’ll see vibrant wildflowers, decorated songbirds and gaudily painted insects and fungi. Each has its moment of glory in the annual forest parade. But the trees themselves are a monochrome of green. The mosaic of forest foliage has its own beauty, but it is still pretty homogeneous. That is, until trees get a chance to shine.

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