The unblinking lenses of a spider’s two front-facing primary eyes do not move. Instead, to look at different things, the cone-shaped inside of the eye is shifted around by muscles.

The eyes are windows into the mind, and this research into what jumping spiders look at and why required a clever device that performs eye tracking, but for jumping spiders. The eyesight of these f… ...

Eight-eyed jumping spiders have a near 360-degree view of the world, according to a new study that also found these spiders can be captivated by humans and nature videos.

transcript. How to Give a Spider an Eye Test Jumping spiders have excellent vision. To test it, scientists use a special machine of which there are only two in the world.

Then, she hangs the stick with its spider in front of the eye tracker, the spider perched on a little ball facing a video screen. Once the spider is in position, Jakob plays videos.

Biologists look to the past for early genetic development of tiny spider and insect eyes to find potential for research into human visual challenges. Share: Facebook Twitter Pinterest LinkedIN Email.