What does endemics mean?
"Endemics" is the plural noun form of "endemic," referring to species of plants or animals that are native to one specific region and naturally occur nowhere else. The word is a staple of ecology, biogeography, and conservation science, where identifying endemics is central to assessing a habitat's uniqueness and prioritizing protection. Island archipelagos such as Madagascar, New Zealand, and Hawaii are famous for their wealth of endemics, having evolved in isolation over millions of years. The term carries no emotional charge of its own, but in conservation contexts it often implies vulnerability: because endemics exist in a single place, habitat loss or invasive species there can wipe them out entirely. Writers typically use it alongside a location — island endemics, alpine endemics, marine endemics — making it a precise and valuable word for anyone discussing biodiversity or the distinctive life of a particular landscape.
noun (plural)The plural of "endemic": plant or animal species that are native to, and found only in, a particular geographic region.
- Species of plants or animals that occur naturally only within a particular geographic area.
"Madagascar's endemics include the indri and dozens of lemur species found nowhere else on Earth."
"Conservationists work to protect Hawaii's forest birds, most of which are endemics threatened by invasive predators."
"The field guide catalogues more than two hundred plant endemics restricted to the Cape Floristic Region."
As a countable noun referring to individual species, "endemic" takes regular plural -s.
"Several endemics of the Galápagos are found on only a single island."
Some islands are so isolated that nearly every bird you see there is an endemic — a living species that exists nowhere else on the planet.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of endemics
The word derives from the Greek "endēmos," meaning "native" or "dwelling in a place," formed from "en-" (in) and "dēmos" (people or district). It passed into scientific Latin before entering English in the seventeenth century, where it was first applied to diseases regularly present in a population — a sense still alive in "endemic disease." The biological sense, describing species restricted to a particular region, developed later and is now the dominant meaning in ecological contexts. Related forms include "endemism," the state of being endemic, while its Greek cousin "epidemic" ("upon the people") took the opposite trajectory, describing disease that spreads rapidly through a population.
Related word forms
How endemics is actually used
"Endemics" is used almost exclusively in ecological, biogeographical, and conservation writing; in everyday speech people more often say "species found nowhere else." It is typically paired with a place name or habitat (island endemics, alpine endemics).
Easily confused with endemics
An epidemic is a widespread outbreak of disease, while an endemic is a species confined to a particular region; both derive from Greek but describe entirely different things.