Clemente thinks these lizards might have co-opted accidental bipedality for some advantage.

克萊門特認為這些蜥蜴增加雙足奔跑可能是為了某些便利黄A毛A片。

Indeed, for some lizards, bipedality looked accidental, Clemente says.

克萊門特說，其實對于某些蜥蜴而言，用雙腿奔跑屬于偶然。

After correcting for the lizards' overall size, the researchers found that bipedality did not improve endurance--in fact, the more bipedal the lizards were, the shorter their sprints. Nor did the lizards run faster on two legs than on four.

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