As of July 2016, the IUCN lists 32,383 animal species and 6,635 plant species as least concern. No least concern assessments have been made for taxa of other kingdoms.
Lists:
Animals (kingdom Animalia)Amphibians — List of least concern amphibiansBirds — List of least concern birdsFish — List of least concern fishesInvertebrates — List of least concern invertebratesArthropods — List of least concern arthropodsInsects — List of least concern insectsMolluscs List of least concern molluscsMammals — List of least concern mammalsReptiles — List of least concern reptilesPlants (kingdom Plantae) — IUCN Red List least concern species (Plantae)
