Deep Look

The Sex Lives of Christmas Trees

The humble pine cone is more than a holiday decoration. It's an ancient form of tree sex. Flowers may be faster and showier, but the largest living things in the world? The oldest? They all reproduce with pine cones.

The Sex Lives of Christmas Trees

2m 41s

The humble pine cone is more than a holiday decoration. It's an ancient form of tree sex. Flowers may be faster and showier, but the largest living things in the world? The oldest? They all reproduce with pine cones.

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