kingdom animalia
US /ˈkɪŋdəm ˌænɪˈmeɪliə/
UK /ˈkɪŋdəm ˌænɪˈmeɪliə/
1.
The taxonomic kingdom comprising all animals.
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All multicellular organisms that are heterotrophic and lack cell walls belong to Kingdom Animalia.
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The study of Kingdom Animalia is a vast field in biology.