This video from the USA says about itself:
Rare Visitor In West Texas: Juvenile Male Blue-throated Hummingbird – Aug. 4, 2018
The aptly named Blue-throated Hummingbird is a giant among its North American counterparts. These behemoths are the largest hummingbirds found north of Mexico, and they are rare visitors to the West Texas Cam site. Enjoy this short visit by a juvenile male, who weighs in at about three times the mass of a Ruby-throated Hummingbird.