What is Bee hummingbird?
{{Taxobox | image = Mellisuga helenae.jpg | name = Bee hummingbird | regnum = [[Animal]]ia | classis = [[Bird|Aves]] | ordo = [[Trochiliformes]] | familia = [[Hummingbird|Trochilidae]] | genus = ''Mellisuga'' | binomial = ''Mellisuga helenae'' | status = NT | status_system = IUCN3.1 | status_ref = <ref>{{Cite journal|title=Bee Hummingbird Mellisuga helenae|url=http://datazone.birdlife.org/species/factsheet/bee-hummingbird-mellisuga-helenae|journal=Bird Life Data Zone}}</ref> }} The '''bee hummingbird''' or '''Zunzuncito''' (''Mellisuga helenae'') is a species of [[hummingbird]]. It lives in [[Cuba]]'s [[Isla de la Juventud]]. It is the smallest [[bird]] in the world with an average length of only 5-6 [[cm]].<ref>{{Cite web|last=Glick|first=Adrienne|title=Mellisuga helenae (bee hummingbird)|url=https://animaldiversity.org/accounts/Mellisuga_helenae/|access-date=2024-01-11|website=Animal Diversity Web|language=en}}</ref><ref>{{Cite news|last=Simon|first=Matt|title=Absurd Creature of the Week: The World's Tiniest Bird Weighs Less Than a Dime|language=en-US|work=Wired|url=https://www.wired.com/2015/07/absurd-creature-of-the-week-bee-hummingbird/|access-date=2024-01-11|issn=1059-1028}}</ref><ref>{{Cite web|title=Bee hummingbird {{!}} bird {{!}} Britannica|url=https://www.britannica.com/animal/bee-hummingbird|access-date=2024-01-11|website=www.britannica.com|language=en}}</ref> A newly hatched bee hummingbird chick may weigh about a [[fingernail]] clipping.<ref> {{cite book |title= Creatures of the air and sea|author= Edward S. Brinkley |year= 2003|publisher= Sheena Coupe|location=Singapore |isbn= 0-7944-0353-0|pages= 11|url= }} </ref> Its weight is less than a tenth of an [[ounce]] (2 g). Because of this, it is the smallest living [[bird]]<ref>{{Cite web|date=2021-09-16|title=Bee Hummingbirds: Interesting Facts about the Smallest Living Birds|url=https://beautyofbirds.com/bee-hummingbird-facts/|access-date=2023-01-01|website=beautyofbirds.com|language=en-US}}</ref> as well as the smallest [[theropod]] [[dinosaur]] o