Ant
Insects | Hans Birkeland |  CDO convention 1998 | 53 | Square | |
Ant - spined
Insects | Hans Birkeland |  Origami USA Convention 2000 (read full review)
| 26 | Square | |
Apatosaurus
Dinosaurs and Prehistoric Animals - Jurassic - Jurassic Dinosaurs | Hans Birkeland |  Bolivian magazine 0 | | Square | |
Apatosaurus
Dinosaurs and Prehistoric Animals - Jurassic - Jurassic Dinosaurs | Hans Birkeland |  Dragons and Dinosaurs by Sergei Afonkin and Elena Afonkina (read full review)
| 124 | Square | |
Apatosaurus
Dinosaurs and Prehistoric Animals - Jurassic - Jurassic Dinosaurs | Hans Birkeland |  Origasauri (Russian booklet) | 4 | Square | |
Apatosaurus
Dinosaurs and Prehistoric Animals - Jurassic - Jurassic Dinosaurs | Hans Birkeland |  Personal Collection | 3492 | Square | |
Beetle
Insects | Hans Birkeland | Personal Collection | 3498 | Square | |
Bird boat
Birds | Hans Birkeland | Personal Collection | 3819 | Square | |
Book card 1
Objects - Books | Hans Birkeland |  Origami Tablecards by Hans Birkeland | 19 | Square | |
Book card 2
Objects - Books | Hans Birkeland | Origami Tablecards by Hans Birkeland | 22 | Square | |
Books
Objects - Books | Hans Birkeland | Personal Collection | 3501 | Square | |
Butterfly
Insects - Butterflies | Hans Birkeland | Origami USA Convention 2000 (read full review)
| 21 | Square | |
Card base
Objects - Useful | Hans Birkeland | Origami Tablecards by Hans Birkeland | 7 | Square | |
Cat
Mammals - Felidae - Cats | Hans Birkeland |  BOS Magazine 212 | 32 | Square | 
Folded by Gilad Aharoni |
Cat
Mammals - Felidae - Cats | Hans Birkeland |  Origami USA Convention 1997 (read full review)
| 27 | Square |
Wet-folded from a square of art-paper by Gilad Aharoni |
Chessboard
Toys - Games | Hans Birkeland | Personal Collection | 3512 | Square
4 units | |
Coleoptera d'amore
Insects | Hans Birkeland |  CDO convention 1993 | 21 | Square | |
Dandelion card
Flora - Flowers | Hans Birkeland | Origami Tablecards by Hans Birkeland | 25 | Square | |
Devil
Imaginary beings - Demons | Hans Birkeland | Personal Collection | 3526 | Square | |
Devil - genetically manipulated
Imaginary beings - Demons | Hans Birkeland | Personal Collection | 3533 | Square | |
Dino - baby
Dinosaurs and Prehistoric Animals - Unspecified - Generic Dinosaurs | Hans Birkeland | Dragons and Dinosaurs by Sergei Afonkin and Elena Afonkina (read full review)
| 183 | Square
A dino in an eggshell - very nice | |
Dino - baby
Dinosaurs and Prehistoric Animals - Unspecified - Generic Dinosaurs | Hans Birkeland | Personal Collection | 3494 | Square | |
Dog - curious card
Mammals - Canidae - Dogs | Hans Birkeland | Origami Tablecards by Hans Birkeland | 29 | Square | |
Elephant card
Mammals - Elephantidae - Elephants | Hans Birkeland | Origami Tablecards by Hans Birkeland | 35 | Square | |
Fiddler crab
Crustaceans | Hans Birkeland |  BOS Magazine 176 | 22 | Square | |
Fox mask
Toys - Puppets | Hans Birkeland | Personal Collection | 3519 | Square | |
Ghost
Imaginary beings | Hans Birkeland | Personal Collection | 3521 | Square | |
Heart
Hearts | Hans Birkeland |  Quadrato Magico Magazine 36 | 28 | Square | |
Heart card
Hearts | Hans Birkeland | Origami Tablecards by Hans Birkeland | 13 | Square | |
Hen on an edge
Birds - Galliformes - Hens and Pheasants | Hans Birkeland | Personal Collection | 3544 | Square | |
Mauve
Flora - Flowers | Hans Birkeland |  Le Pli 133 | 16 | Square | |
Menu card
Objects - Useful | Hans Birkeland | Origami Tablecards by Hans Birkeland | 5 | Square | |
Ostrich
Birds - Struthioniformes - Ostriches | Hans Birkeland |  Origami Journal (Russian) 30/31 2002 2/3 | 63 | Square | |
Pacific giant red sea urchin
Echinoderms - Starfish and Urchins | Hans Birkeland |  Origami USA Convention 1995 (read full review)
| 33 | Square
81 points! | |
Pacific giant sea urchin
Echinoderms - Starfish and Urchins | Hans Birkeland |  BOS Convention 1994 Spring | 52 | Square | |
Palm tree card
Flora - Trees and Plants | Hans Birkeland | Origami Tablecards by Hans Birkeland | 39 | Square | |
Panda card
Mammals - Ursidae - Pandas | Hans Birkeland | Origami Tablecards by Hans Birkeland | 10 | Square | 
Folded from a square of origami paper by Gilad Aharoni |
Pig - curious card
Mammals - Suidae - Pigs and Boars | Hans Birkeland | Origami Tablecards by Hans Birkeland | 32 | Square | |
Pig - spotted
Mammals - Suidae - Pigs and Boars | Hans Birkeland |  Origami USA Convention 1996 (read full review)
| 51 | Square
Excellent color-change | |
Pig - spotted
Mammals - Suidae - Pigs and Boars | Hans Birkeland | Personal Collection | 3552 | Square | |
Pine tree card
Flora - Trees and Plants | Hans Birkeland | Origami Tablecards by Hans Birkeland | 42 | Square | |
Pteranodon goes human
Imaginary beings | Hans Birkeland |  CDO convention 1995 | 6 | Square | |
Pteranodon goes human
Dinosaurs and Prehistoric Animals - Cretaceous - Pterosaurs | Hans Birkeland | Personal Collection | 3562 | Square | |
Santa card
Religion and Holidays - Christmas and Santa Claus | Hans Birkeland | Origami Tablecards by Hans Birkeland | 16 | Square | 
Folded by Gilad Aharoni |
Santa in chimney place card
Religion and Holidays - Christmas and Santa Claus | Hans Birkeland |  Der Falter 46 | 3 | Square |
Folded from a square of origami paper by Gilad Aharoni |
Sea lions
Mammals - Pinnipedia - Seals and Sea Lions | Hans Birkeland |  Origami USA Convention 1998 (read full review)
| 39 | Square | |
Sea urchin card
Letters and Envelopes | Hans Birkeland |  BOS Convention 2010
| 56 | Square | |
Seagull and duck
Birds | Hans Birkeland | Personal Collection | 4314 | Square | |
Snake card
Reptiles - Snakes | Hans Birkeland | Origami Tablecards by Hans Birkeland | 49 | Square | |
Tablecards - simple
Objects - Useful | Hans Birkeland | Origami Tablecards by Hans Birkeland | 1 | Square | |
Toucan
Birds - Piciformes - Toucans and Woodpeckers | Hans Birkeland |  Paper Zoo by Sergei Afonkin and Elena Afonkina (read full review)
| 160 | Square | |
Tree
Flora - Trees and Plants | Hans Birkeland | Personal Collection | 3516 | Square | |
Unicorn from Zog
Imaginary beings - Unicorns | Hans Birkeland | CDO convention 1993 | 15 | Square | |
Unicorn from Zog
Imaginary beings - Unicorns | Hans Birkeland | Personal Collection | 3574 | Square | |
Vase
Boxes and Containers | Hans Birkeland | Origami Journal (Russian) 30/31 2002 2/3 | 61 | Square | |
