Bat by Akira Yoshizawa

Diagrams in Sosaku Origami (Creative Origami) by Akira Yoshizawa
Wet folded from a square of cardstock

Bat 1 by Alfredo Giunta

Diagrams in BOS Magazine 126
Diagrams in Origami I Piccoli Animali (Small Animal Origami) by Alfredo Giunta
Folded from a square of Tant paper

Bat by Angel Morollon Guallar

Diagrams in Drawing Origami - Volume 1 by Halle, Pere Olivella and Nicolas Terry
Diagrams in Origami Sketchbook by Angel Morollon Guallar
Wet folded from a triangle of art paper

Bat by Aoyagi Shoko

Diagrams in NOA Magazine 482
Wet folded from a square of Canson art paper

Bat by Kunihiko Kasahara

Diagrams in Happy Origami by Kunihiko Kasahara
Folded from a square of origami paper

Bat by Kunihiko Kasahara

Diagrams in New Discoveries in Origami 1 by Kunihiko Kasahara
Folded from a square of art paper

Bat by Kunihiko Kasahara

Diagrams in New Discoveries in Origami 1 by Kunihiko Kasahara
Folded from a square of art paper

Bat by Marc Kirschenbaum

Diagrams in Spooky Origami by Marc Kirschenbaum
Folded from a square of Duo Thai paper

Happy good luck bat by Michael G. LaFosse

Diagrams in Advanced Origami by Michael G. LaFosse and Richard L. Alexander
Diagrams in CDO convention 1997
Diagrams in CDO convention 2001
Diagrams in Fun Origami World by Makoto Yamaguchi
Diagrams in LaFosse and Alexander's Essential Book of Origami by Michael G. LaFosse and Richard L. Alexander
Diagrams in Le Pli 68
Diagrams in Origami Sourcebook by Jay Ansill
Diagrams in Origami USA Convention 1995
Diagrams in Quadrato Magico Magazine 50
Diagrams in The Best of Annual Collections 1981-1995
Diagrams in MFPP 1997 Convention
Wet-folded from a triangle of cardstock

Bat by Miyajima Noboru

Diagrams in Origami Tanteidan Magazine 91
Wet-folded from a square of 160gsm Canson art paper