genus: Quick Facts

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Oct. 23, 2026

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New Genus of Nightmare Spaghetti Worms Found Deep Under The Indian Ocean • Oct. 18, 2026, 6:01 AM ET (ScienceAlert)

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A diagram showing the hierarchy of animal classification in taxonomy, with colored boxes arranged from broadest to most specific: domain, kingdom, phylum, class, order, family, genus, and species.

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greylag. Flock of Greylag geese during their winter migration at Bosque del Apache National Refugee, New Mexico. greylag goose (Anser anser)

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