IUCN Red List: LC

Least Concern Species

Lowest risk; widespread and abundant. Showing 133 species currently cataloged under this conservation tier.

CRCritically Endangered ENEndangered VUVulnerable NTNear Threatened LCLeast Concern DDData Deficient CDConservation Dependent

MammaliaLC

Aardwolf

Proteles cristata

Diet: Obligate insectivore specialized on termites
Wild lifespan: Wild average is poorly measured; captive individuals have approached 20 years

AvesLC

Acadian Flycatcher

Empidonax virescens

Diet: Insectivore and aerial predator
Wild lifespan: Often much shorter, but the banding record exceeds 12 years

AmphibiaLC

African Clawed Frog

Xenopus laevis

Diet: Opportunistic aquatic carnivore and scavenger
Wild lifespan: Often 10–15 years; exceptional captive records exceed 20 years

ReptiliaLC

African Fat-Tailed Gecko

Hemitheconyx caudicinctus

Diet: Insectivore
Wild lifespan: Often 10–15 years in responsible captive care; wild longevity is poorly measured

MammaliaLC

Alpine Ibex

Capra ibex

Diet: Herbivore
Wild lifespan: Often 10–15 years in the wild; females may live longer than males

MammaliaLC

Alpine Marmot

Marmota marmota

Diet: Herbivore
Wild lifespan: Often 10–15 years; exceptional individuals live longer

MalacostracaLC

Amano Shrimp

Caridina multidentata

Diet: Omnivorous grazer and scavenger
Wild lifespan: Commonly around two to three years in aquariums; wild longevity is poorly documented

ReptiliaLC

American Alligator

Alligator mississippiensis

Diet: Carnivore and opportunistic predator
Wild lifespan: Often 30–50 years in the wild

AmphibiaLC

American Bullfrog

Lithobates catesbeianus

Diet: Carnivore as an adult; tadpoles graze algae and organic material
Wild lifespan: Often about 7–9 years

MammaliaLC

American Mink

Neogale vison

Diet: Carnivore
Wild lifespan: Often 3–4 years in the wild; longer records occur

AmphibiaLC

American Toad

Anaxyrus americanus

Diet: Insectivore
Wild lifespan: Often several years in the wild; exceptional individuals live longer

AvesLC

American White Pelican

Pelecanus erythrorhynchos

Diet: Primarily small fish, with other aquatic prey taken opportunistically
Wild lifespan: Can live more than 20 years; the oldest banded bird exceeded 23 years

AvesLC

Andean Cock-of-the-Rock

Rupicola peruvianus

Diet: Omnivore
Wild lifespan: Wild lifespan is not well quantified; likely more than a decade for surviving adults

AvesLC

Anhinga

Anhinga anhinga

Diet: Primarily piscivorous wetland predator
Wild lifespan: Wild longevity record exceeds 12 years

MammaliaLC

Arctic Fox

Vulpes lagopus

Diet: Omnivore
Wild lifespan: Often 3–6 years in the wild; exceptional individuals live longer

ReptiliaLC

Arizona Black Rattlesnake

Crotalus cerberus

Diet: Venomous ambush predator
Wild lifespan: Potentially two decades or more in the wild; exact maximum is uncertain

ReptiliaLC

Arizona Coral Snake

Micruroides euryxanthus

Diet: Specialized predator of small reptiles and snakes
Wild lifespan: Wild longevity is poorly documented; likely several years or more

ReptiliaLC

Asian Vine Snake

Ahaetulla prasina

Diet: Visual hunter of small arboreal vertebrates
Wild lifespan: Wild longevity is poorly documented; managed individuals may live roughly 8–12 years