Not all spiders are 2d specialists who hunt with webs. Jumping spiders display extraordinary spatial reasoning in conjunction with excellent vision, which they

Not all spiders are 2d specialists who hunt with webs. Jumping spiders display extraordinary spatial reasoning in conjunction with excellent vision, which they use to stalk prey. Jumping spiders have been known to sit motionless for up to half an hour, scanning the landscape to plan the best route to something they can see (the FOV of their hi-res front-facing eyes is quite narrow, so this scanning is necessary to gather the required information).