Simply by comsuming other substances such as fish, grass, meat, eggs, and so on.
Goldfish belong to the kingdom Animalia, as they are multicellular, eukaryotic organisms that obtain energy through consuming food.
The Kingdom would be: Animalia!Animalia
Kingdom Animalia are heterotrophic, meaning they cannot produce their own food and must consume other organisms for energy.
Kingdom Animalia Kingdom Animalia
Kingdom: AnimaliaKingdom: AnimaliaKingdom: AnimaliaKingdom: AnimaliaKingdom: AnimaliaKingdom: Animalia
Chordata belongs to the Animalia kingdom.
kingdom animalia
The 'Animalia' kingdom.
The Kingdom Animalia, the animal kingdom
Echinoderms are kept under kingdom: Animalia
Cattle, as well as nearly all classifiable "animals", belong to the kingdom Animalia.
Koalas belong to the kingdom Animalia.