QUOTE(goldiehearn @ Mar 24 2014, 12:24 PM)
Google bots is the software programs use by Google for crawling,indexing and caching your website content or URl in Google search engine data base
Google's spiders regularly crawl the web to rebuild our index. Crawls are based on many factors such as PageRank, links to a page, and crawling constraints such as the number of parameters in a URL. Any number of factors can affect the crawl frequency of individual sites.