IUCN Red List: LC

Least Concern Species

Lowest risk; widespread and abundant. Showing 183 species currently cataloged under this conservation tier.

EXExtinct EWExtinct in the Wild NENot Evaluated 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

AvesLC

Adelie Penguin

Pygoscelis adeliae

Diet: Marine carnivore
Wild lifespan: Often 10–20 years; exceptional birds may live longer

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

ReptiliaLC

Agama Lizard

Agama agama

Diet: Mostly insects and other arthropods
Wild lifespan: No reliable range-wide estimate

ReptiliaLC

Albino (Amelanistic) Corn Snake

Pantherophis guttatus

Diet: Whole appropriately sized rodents in captivity; wild-type corn snakes prey mainly on small vertebrates
Wild lifespan: Not applicable to a captive-selected morph as a separate wild population

ActinopterygiiLC

Alfonsino

Beryx decadactylus

Diet: Deepwater carnivore
Wild lifespan: Long-lived; age estimates extend for several decades

MammaliaLC

Alpine Chipmunk

Neotamias alpinus

Diet: Primarily granivorous herbivore with occasional animal food
Wild lifespan: Typically about 2–3 years in the wild

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

AvesLC

American Bittern

Botaurus lentiginosus

Diet: Carnivore: fish, amphibians, crustaceans, insects, reptiles and small mammals
Wild lifespan: Oldest banded record exceeded 8 years 4 months

MammaliaLC

American Black Bear

Ursus americanus

Diet: Opportunistic omnivore, usually dominated by plant material
Wild lifespan: Often 15–25 years where adult mortality is low; some exceed 30 years

AmphibiaLC

American Bullfrog

Lithobates catesbeianus

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

InsectaLC

American Copper

Lycaena phlaeas

Diet: Herbivore as a caterpillar; nectar feeder as an adult
Wild lifespan: Adults generally live a few weeks; the full cycle may span months when dormant overwintering is included

AvesLC

American Goldfinch

Spinus tristis

Diet: Specialized granivore with minor seasonal animal food
Wild lifespan: Many survive only a few years; banded individuals have exceeded ten years

MammaliaLC

American Mink

Neogale vison

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

MammaliaLC

American Pika

Ochotona princeps

Diet: Generalist herbivore
Wild lifespan: Average near three years in the wild; exceptional individuals reach about seven

AvesLC

American Robin

Turdus migratorius

Diet: Omnivore: earthworms, insects, snails and many fruits
Wild lifespan: Most live only a few years; the oldest recorded wild bird reached nearly 14 years

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

ReptiliaLC

Amethystine Python

Simalia amethistina

Diet: Carnivore
Wild lifespan: No dependable species-wide field estimate

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