Hummingbird by Ligia Montoya

Diagrams in Secrets of Origami by Robert Harbin
Folded from a square of textured origami paper

Hummingbird by Michael G. LaFosse

Diagrams in Advanced Origami by Michael G. LaFosse and Richard L. Alexander
Diagrams in BOS Magazine 235
Wet-folded from a square of Origamido Hummingbird paper

Hummingbird by Michael G. LaFosse

Diagrams in LaFosse and Alexander's Essential Book of Origami by Michael G. LaFosse and Richard L. Alexander
Diagrams in PCOC 2013 - Southwestern Origami Models
Folded from a square of foil origami paper

Hummingbird - ruby throated by Robert J. Lang

Diagrams in Origami Design Secrets - 2nd edition by Robert J. Lang
Wet-folded from a square of double-sided mulberry paper