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Some dolphins appear to have orca friends. Scientists think they have figured out what’s going on
Scientists say dolphins and orcas have teamed up to hunt salmon off British Columbia. It’s the first time such behavior has been documented between the two mammals.
The sharp, elongated bills of green hermit hummingbirds aren’t just fine-tuned for feeding; they also allow males to joust ...
Most of the headshots in the fake Wikipedia article represented real revolutionaries but, contrary to the image, none of them ...
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