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Magnolias are so ancient they’re pollinated by beetles — because bees didn’t exist yet
While modern trees like maples and ashes have switched to wind pollination — releasing clouds of pollen to be scattered at ...
National Geographic news5y
The Bug That’s Eating the Woods
Its phloem was greenish pink and pliant ... The mountain pine beetle is the bad bug of the bunch. Given the right conditions, it can ravage one healthy tree after another. When a female mountain ...