Kenneth Dial, right, and Brandon Jackson examine a mute swan.

肯尼斯·戴尔(右)和布兰登·杰克逊正在检查一只疣鼻天鹅。

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In a recent paper, Dr. Dial and a graduate student, Brandon E. Jackson, presented a novel idea about how some dinosaurs used their proto-wings - a possible step in the evolution of flight.

在其最近的一篇论文中，戴尔博士和一个研究生布兰登·e .·杰克逊提出了关于某些恐龙是如何使用它们的原生翅膀——向飞行进化的可能步骤——的新观点。

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Brandon Jackson, who plays hip-hop star turned actor Alpa Chino (say it fast), agreed.

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