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Check out this great little song about the parts of a tree!

Trees talk and share resources right under our feet, using a fungal network nicknamed the Wood Wide Web. Some plants use the system to support their offspring, while others hijack it to sabotage their rivals.

What do trees talk about? In the Douglas fir forests of Canada, see how trees “talk” to each other by forming underground symbiotic relationships—called mycorrhizae—with fungi to relay stress signals and share resources with one another.

How trees produce oxygen.