What is the term for the complete disappearancee of a species?

extinct.

extripated word used creatures have become extinct in canada exist elsewhere in world.

endangered means species on verge of becoming extinct.

threatened means species sensitive stress may result in becoming endangered.

species can become commercially or economically extinct. means species still exists, no longer @ level economically efficient extraction - if 5 rainbow fish remain in world, wants sell rainbow fish meat economically extinct because can no longer go on market.

however, in other cases, if animal thought extinct no longer exists.

population smaller 50 of species become extinct inbreeding prevent species repopulating out of endangerment. why when 2 or 3 of kind exist in zoos species lost ever though few still remain. species extinct, , in few decades.

Environment Conservation Next