Vanishing Insects, The Hidden Life of Trees, and more

Flying Insects Crash / Emerging Science Note: Brazilian Peppertree / Trees On the Move / The Early Bird Breeds Fast / Baby Tern Goes Exploring / The Hidden Life of Trees / The Place Where You Live: Bear Creek, WI and St. Paul, MN Flying insects may plague us in the summer, but they're vital food sources for birds and bats, and they pollinate most of our crops. Yet 75% of them have vanished in the last quarter-century, with potentially disastrous consequences. Also, the big old oak in your backyard may be rooted firmly in place- but its acorns can travel. Now as the planet warms and climates change, trees are on the move, and transforming the species mix in our forests. We also take a look at how trees communicate via a "wood wide web" -- and a forester's conviction that they are far more sentient than we think. The hidden life of trees and more, in this installment of Living on Earth from PRI.

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