"This is an excellent study" says Dennis Bramble an evolutionary morphologist at the University of Utah in Salt Lake City.

“这是一项很出色的研究。”来自盐湖城的犹他州立大学的形态学家丹尼斯·布拉姆布说道。

"This is an excellent study," says Dennis Bramble, an evolutionary morphologist at the University of Utah in Salt Lake City.

“这是一项很出色的研究。”来自盐湖城的犹他州立大学的形态学家丹尼斯·布拉姆布说道。