The rumor about Bing to be added as search engine for Firefox has been confirmed by Mozilla blog, Firefox 4 final will be released with Bing as another search engine with Google being default search engine .Yahoo will remain as second option for general search.
According to Mozilla blog Amazon.com and eBay will included by default in Firefox 4 as popular choices for shopping search engines.
Mozilla got feedback from users that Wikipedia is best reference search engine than that of Answers.com,hence Answers.com is removed from search options in Firefox 4.Creative Commons has been also removed as search engine.
Wikipedia is by default included as popular reference search engine.
Firefox 4 will display search engines in below order on the search bar
- Google (default)
Firefox 4 users can able to change their default search engines at any time from the list of search plug-ins available at Mozilla add-ons gallery.