Quirks And Quarks Complete Show From Cbc Radio

How human noises impact animals, and more…

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Sinopsis

A tree has evolved to attract lightning strikes — to eliminate the competitionScientists working in Panama noticed that a particular tropical tree species was frequently struck by lightning, but was infrequently killed by the strikes. Forest ecologist Evan Gora found that Dipteryx oleifera trees were often the last ones standing after a lightning strike, which can kill over 100 trees with a single bolt. His team discovered the giant trees were more electrically conductive than other species, which allows them to not only survive strikes, but also channel lightning into parasitic vines and competing trees around them. The research was published in the journal New Phytologist.Anti-anxiety drugs we pee out could be affecting wild salmonOur bodies only process some of the pharmaceuticals we take, which means when we pee, we’re releasing traces of drugs into the ecosystem. A study of the impact of trace amounts of anti-anxiety drugs on juvenile salmon suggests they might become too brave for their own survival. &n