2
mortal(noun, animal, creature, fauna, organism)
2
natural hierarchy(expression, creature, structure, being, life)
1
creation(noun, animal, creature, fauna, organism)
1
extant ypresian first appearance(noun, animal, geohistory, appearance)
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APASmart Define. (2013). cetacea thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/cetacea/thesaurus/broader
ChicagoSmart Define. 2013. "cetacea thesaurus" https://smartdefine.org/cetacea/thesaurus/broader (accessed September 23, 2026).
HarvardSmart Define 2013, cetacea thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/cetacea/thesaurus/broader>.
MLASmart Define. "cetacea thesaurus" 19 May 2013. Web. 23 September 2026. <https://smartdefine.org/cetacea/thesaurus/broader>