Dung beetle Insects | Jacksiel Rivas (Jack Dreyil) | Korea Origami Convention 2022
| 28 | Square | |
Gray fox Mammals - Canidae - Coyotes, Foxes and Wolves | Jacksiel Rivas (Jack Dreyil) | Tanteidan 25th convention
| 218 | Square | |
Inflatable little bird Birds - Passeriformes | Jacksiel Rivas (Jack Dreyil) | Korea Origami Convention 2023
| 9 | Square |  Folded by Rui Roda |
Sea slug Molluscs | Jacksiel Rivas (Jack Dreyil) | Czech Origami Convention 2015
| 99 | Square | |
Sea slug Molluscs | Jacksiel Rivas (Jack Dreyil) | Mexico Origami Convention 2015 | 28 | Square | |
Sea slug Molluscs | Jacksiel Rivas (Jack Dreyil) | Tanteidan 21st convention (read full review)
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| 192 | Square | |
Sitting spider monkey Mammals - Primates | Jacksiel Rivas (Jack Dreyil) | AEP convention 2019 | 119 | Square | |
Spider monkey Mammals - Primates | Jacksiel Rivas (Jack Dreyil) | Korea Origami Convention 2017
| 54 | Square | |
Swan Birds - Anseriformes - Swans | Jacksiel Rivas (Jack Dreyil) | Czech Origami Convention 2016
| 77 | Square | |
Swan Birds - Anseriformes - Swans | Jacksiel Rivas (Jack Dreyil) | Korea Origami Convention 2016
| 44 | Square | |
Vaquita Mammals - Cetacea - Whales | Jacksiel Rivas (Jack Dreyil) | Tanteidan 22nd convention (read full review)
| 211 | Square | |
Veiltail goldfish Fish - Goldfish | Jacksiel Rivas (Jack Dreyil) | Tanteidan 23rd convention
| 256 | Square | |