You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "what is the name of the smallest hummingbird?" whose answer is bee hummingbird.
Each document should contain about 30 words, and these documents should contain useful information.

Query: smallest hummingbird species
Useful Output:

Doc 1: Note: The Calliope Hummingbird is the smallest type of hummingbird in the United States and Canada. It weighs roughly the same as a ping pong
Doc 2: The Bee Hummingbird, which is found only in Cuba, is an absolute miniature, even among hummingbirds. It measures a mere two and a quarter inches
Doc 3: The dainty calliope hummingbird, at about 3 1/4 inches long, is the smallest bird breeding north of Mexico in North America. Males have a red-
Doc 4: The smallest species of bird in the U.S. is the Calliope Hummingbird (Selasphorus calliope). Males have distinctive and gem-like magenta streaks
Doc 5: The bee hummingbird, zunzuncito or Helena hummingbird is a species of hummingbird which is the world's smallest bird.