资讯
After discovering a new species of bird, research ornithologist Brian Schmidt made sure to give it a proper name: "stout bird that bears a flam-colored throat." Carlton Ward, Jr. / SI Brian ...
Perhaps a streamlined bird needs a streamlined egg; stout flightless birds like ostriches and emus hatch from eggs that are nearly round. Penguins, however, break the mold: Although the aquatic ...
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