Hummingbirds are birds from the Americas that constitute the family Trochilidae. They are among the smallest of birds.

Google said that Hummingbird is paying more attention to each word in a query, ensuring that the whole query—the whole sentence or conversation or meaning—is taken into account.

Hummingbird is part of Google’s need to become less dependent on keywords.The Hummingbird algorithm substantially altered the way Google search results work in an effort to improve the way users interact with those results and provide more direct answers to specific queries.

according to that, search engine gives important to that site which more informative and related with search content.

The Hummingbird algorithm substantially altered the way Google search results work in an effort to improve the way users interact with those results and provide more direct answers to specific queries. Hummingbird is one of the google algorithm.

Google Hummingbird is a search algorithm used by Google.

Google started using Hummingbird Algo on August 30, 2013 and announced the change on September 26 on the evening of the company's 15th anniversary.

Hummingbird Update - knowledge grahc facts
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Keyword stuffing
Knowledge graph facts
Effectiveness of Long-tail keywords