Spotted seal by Inayoshi Hidehisa

Diagrams in The Elegance of Origami by Makoto Yamaguchi
Folded from a square of origami paper

Walrus by John French

Diagrams in Origami 4 by Robert Harbin
Folded from a triangle of double-sided Unryu paper

Walrus by John Montroll

Diagrams in Animal Origami For The Enthusiast by John Montroll
Diagrams in Origami Sea Creatures by John Montroll
Wet-folded from a square of double-sided Unryu paper

Walrus by Marc Kirschenbaum

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

Walrus by Martin Wall

Diagrams in Martin Wall - Early Works - BOS booklet 12 by Martin Wall
Folded from a rectangle of wrapping paper

Walrus by Seo Won Seon (Redpaper)

Diagrams in Pure Origami by Seo Won Seon (Redpaper)
Folded from a square of double-sided Unryu paper