Because of this, they are also called net-casting spiders.
This is done by sending out automated programs, called "spiders" or "crawlers."
They are called "armed spiders" in Portuguese because their venom is a powerful weapon.
Originally called spiders, these iron legged devices were used in a fireplace placed over the fire to cook food.
They are also called false violin spiders or leaf-litter spiders.
By the way, we're not supposed to call them spiders - they don't like it.
They are called bird-eating spiders, because they sometimes eat birds.
This tells the search engine to start using programs called spiders, robots or crawlers, to index your website.
Work packages with many dependencies are called spiders and indicate a risk.
Google uses special software, called spiders, to crawl public Internet resources and to build and update that index.