Most lipstick vines have flowers that are shaped like a tube of lipstick— but not this one. Scientists dug into the plants’ family tree to figure out when and where this oddball evolved. Lipstick ...
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New interactive avian tree of life lets you trace 11,000 bird species back through time
Imagine zooming out on a giant family tree that includes every bird you have ever seen. Ostriches sprint across open plains, hummingbirds hover at flowers, penguins slice through cold seas, and eagles ...
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