Pig by Ronald Koh

Diagrams in AEP convention 2011
Diagrams in Czech Origami Convention 2012
Folded from a square of origami paper

Pig by Tony O'Hare

Diagrams in Animals and Birds - BOS booklet 62 by Tony O'Hare
Diagrams in BOS Magazine 66
Diagrams in Dieci Bellissimi Origami - 10 Beautiful Origami - QQM 1
Diagrams in Origami Paperfolding for Fun by Eric Kenneway
Folded from a rectangle of Unryu paper

Pig by Zhen-Ming Huang

Diagrams in Origami Creature by Zhen-Ming Huang
Wet-folded from a square of Astroparche crepe embossed cardstock

Pig - inflatable by Roman Diaz

Diagrams in Origami Essence by Roman Diaz
Folded from a square of Tant paper

Pig - piggy banknote by Max Hulme

Diagrams in BOS Convention 1989 Spring
Diagrams in BOS Magazine 251
Diagrams in Selected Works - A Second Selection - BOS booklet 73 by Max Hulme
Folded from a rectangle of Unryu paper

Vietnamese pig by Madiyar Amerkeshev

Diagrams in Animals and Birds by Madiyar Amerkeshev
Diagrams in CDO convention 2010
Folded from a square of textured origami paper

Wild boar by Akira Yoshizawa

Diagrams in ORU Magazine 7
Folded from a square of art paper

Wild boar by Fumiaki Kawahata

Diagrams in AEP convention 2008
Diagrams in BOS Convention 2008 Spring
Diagrams in Origami Works of Fumiaki Kawahata by Fumiaki Kawahata
Diagrams in Tanteidan 15th convention
Folded from a square of wrapping-paper

Wild boar by Issei Yoshino

Diagrams in Issei Super Complex Origami by Issei Yoshino
Diagrams in Origami Tanteidan Magazine 172
Folded from a square of rice paper+foil

Wild boar by Jun Maekawa

Diagrams in Genuine Origami by Jun Maekawa
Folded from a square of origami paper