🐺keystone species

noun
ˈkiː.stəʊn ˈspiː.ʃiːz

Meaning

A species on which other species in an ecosystem largely depend, such that if it were removed the ecosystem would change drastically.

Example Sentences

Wolves are a keystone species that regulate prey populations.

Synonyms

essential species, foundational species, ecosystem regulator

Antonyms

non-essential species, minor species, dispensable

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