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Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation.
Help desk – Ask questions about using or editing Wikipedia. Reference desk – Ask research questions about encyclopedic topics. Content portals – A unique way to navigate the encyclopedia.
Wikipedia began as a complementary project for Nupedia, a free online English-language encyclopedia project whose articles were written by experts and reviewed under a formal process. [20] It was founded on March 9, 2000, under the ownership of Bomis, a web portal company.
The English Wikipedia is the primary English-language edition of Wikipedia, an online encyclopedia. It was created by Jimmy Wales and Larry Sanger on 15 January 2001, as Wikipedia's first edition. English Wikipedia is hosted alongside other language editions by the Wikimedia Foundation, an American nonprofit organization.
一般に、水深200mより深い海域に住む魚類を深海魚と呼んでいる。. ただし、成長の過程で生息深度を変える種類や、餌を求めて大きな垂直移動を行う魚類も多く、「深海魚」という用語に明確な定義が存在するわけではない。. およそ15,800種が知られる 海水 ...
Wikipedia currently has more than sixty-three million articles in more than 300 languages, including 6,839,541 articles in English, with 116,651 active contributors in the past month. Wikipedia's fundamental principles are summarized in its five pillars .
To provide a link to a Wikipedia-specific search, include in the google-link +site:en.wikipedia.org (no spaces before or after), like this: [ [google:Tip-of-the-day+site:en.wikipedia.org]]. Which looks like this: google:Tip-of-the-day+site:en.wikipedia.org.
