Tiny glasses help reveal how praying mantises can see in 3-D
Newfound nerve cells in the insects’ brains play a role in depth perception
![praying mantis](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2019/07/070819_ls_3dvision_feat.jpg?fit=860%2C460&ssl=1)
LIFE IN 3-D Colored filters let a praying mantis watch a 3-D video of a moving disk while researchers studied the nerve cells that contribute to the insect’s depth perception.
Newcastle Univ., UK