Most wild animals are either indifferent or fearful towards humans, preferring to run away when they realize a human has noticed them — or attack when they cannot escape. Spiders are no different in this regard. Many of them are too short-sighted, or live on too small a scale, to recognize humans as other animals and not, say, unusually mobile parts of the landscape. If they do, they deduce that we are neither food nor fellow spiders (for spiders, generally antisocial creatures, these overlap considerably), and they try to get out of our way.
All this means that watching spiders is generally a one-sided relationship. Jumping spiders (family Salticidae1) are an exception — spiders that watch back. Continue reading Jumping Spiders I Have Known
