Great green shark with flipping membranes. Instantaneous membranes are the unique knots of sharks of the genuine shark family that protect their eyes.

2019-05-18 分类：未分类阅读(4444) 评论(0)

Great green shark with flipping membranes. Instantaneous membranes are the unique eye-protecting structures of sharks of the genus Shark family, which are often closed when hunting and detecting strange objects.