Roberto Francisco Daniel, widely known as Padre Beto, was excommunicated by the Catholic Church for his views on gay marriage and other hot-button issues. The former priest says the church must adapt to a changing world.
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Biologists normally look for the hellbender slamander, which is known by the nickname "snot otter," under rocks in streams. But now there's a gentler way: They can take water samples and look for traces of the animals' DNA.
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