马提尔博士说：“早期翼龙相对较小，翅展比乌鸦大不了多少。”

"Early pterosaurs were relatively small, with wing-spans not much bigger than a crow," said Dr Martill.

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出飞后笼养雏鸟的“理翅羽”和“一侧翅下展，同时同侧脚下伸”行为频率最高，分别为18.81%和11.88%。

After leaving nest, the captived youth had two high frequency behavior as 18.81%(to comb the wings) and 11.88%(to stretch down both wing and leg in same side).

youdao

出飞后笼养雏鸟的“理翅羽”和“一侧翅下展，同时同侧脚下伸”行为频率最高，分别为18.81%和11.88%。

After leaving nest, the captived youth had two high frequency behavior as 18.81%(to comb the wings) and 11.88%(to stretch down both wing and leg in same side).

youdao