# walrus

> species of mammal

**Wikidata**: [Q40994](https://www.wikidata.org/wiki/Q40994)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Walrus)  
**Source**: https://4ort.xyz/entity/walrus


## References

1. Integrated Taxonomic Information System. 1996
2. Mammal Species of the World (Third edition)
3. The IUCN Red List of Threatened Species 2022.2
4. Integrated Authority File
5. IUCN Red List
6. Freebase Data Dumps. 2013
7. Taxonomy database of the U.S. National Center for Biotechnology Information
8. Encyclopedia of Life
9. BioLib
10. Fossilworks
11. Global Biodiversity Information Facility
12. World Register of Marine Species
13. BBC Things
14. ARKive
15. Wörterbuch der Säugetiernamen - Dictionary of Mammal Names
16. Belgian Species List
17. [Source](https://encyklopedia.pwn.pl/haslo/mors;3943583.html)
18. Treccani's Enciclopedia on line
19. [Source](http://www.sabencia.net/nomenclator.php)
20. Fauna Europaea
21. Dyntaxa
22. Species+
23. YSO-Wikidata mapping project
24. Animal Diversity Web
25. TAXREF v9.0
26. TAXREF v10.0
27. TAXREF v11.0
28. TAXREF v12.0
29. TAXREF v13.0
30. TAXREF v14.0
31. TAXREF v15.0
32. TAXREF v16.0
33. National Biodiversity Network
34. [Source](https://www.treccani.it/enciclopedia/tricheco/)
35. Nederlands Soortenregister
36. Barcode of Life Data Systems
37. Interim Register of Marine and Nonmarine Genera
38. SeaLifeBase
39. Ocean Biodiversity Information System
40. DNA Zoo
41. National Library of Israel
42. KBpedia
43. GF WordNet
44. Open Tree of Life reference taxonomy version 3.6
45. Out of the dark: 350 million years of conservatism and evolution in diel activity patterns in vertebrates
46. Naturbasen
47. CalPhotos