Do spiders avoid the bodies of other dead spiders?

There are MANY cases of animals actively avoiding dead corpses of their own species (for instance, fisherman will occasionally hang up a dead seagull so other gulls don't mob the bait. Be aware however that actively killing a gull and hanging the body is frowned upon, and in some cases illegal). read more

Jumping spiders will kill other jumping spiders. Jumping spiders are the only spiders that have vision that is good enough to detect dead insects (and spiders) and know that they are edible. My guess is that jumping spiders would probably eat dead jumping spiders rather than avoiding them. read more

Some spiders do nothing else! There are spider species which live in huge colonies and share their webs, there are other species, usually jumping spiders, which display surprising problem solving abilities, and will steal food from another spider's web, or even use it to capture its own occupant. read more