As of September 2016, the International Union for Conservation of Nature (IUCN) lists 3117 least concern mammalian species. 56% of all evaluated mammalian species are listed as least concern. The IUCN also lists 127 mammalian subspecies as least concern. Of the subpopulations of mammals evaluated by the IUCN, one species subpopulation has been assessed as least concern. This is a complete list of least concern mammalian species and subspecies evaluated by the IUCN. Species and subspecies which have least concern subpopulations (or stocks) are indicated. Where possible common names for taxa are given while links point to the scientific name used by the IUCN.
Primates There are 115 species and 96 subspecies of primate assessed as least concern.
Lemurs
Old World monkeys Species
Subspecies
New World monkeys There are 60 species and 39 subspecies of New World monkey assessed as least concern.
Atelids Species
Subspecies
Golden-mantled howler Juruá red howler monkey Colombian red howler monkey
Cebids Species
Subspecies
Pitheciids Includes the titis, saki monkeys and uakaris.
Callitrichids Species
Subspecies
Night monkeys Species
Subspecies
Aotus azarae azarae Bolivian night monkey
Lorisoidea There are 21 species and 15 subspecies in Lorisoidea assessed as least concern.
Lorisids Species
Subspecies
Bosman's potto
Galagos Species
Subspecies
Nigeria needle-clawed galago Kenya lesser galago Ethiopia lesser galago Galago senegalensis senegalensis Uganda lesser galago Udzungwa galago South African large-eared galago Tanganyika large-eared galago Miombo silver galago Zanzibar small-eared galago Kikuyu small-eared galago White-tailed small-eared galago Pangani small-eared galago
Hominidae Species
Cetartiodactyls Cetartiodactyla includes dolphins, whales and even-toed ungulates. There are 118 species and 15 subspecies of cetartiodactyl assessed as least concern.
Non-cetacean even-toed ungulates There are 96 species and 15 subspecies of non-cetacean even-toed ungulate assessed as least concern.
Suids
Cervids
Subspecies
Bovids Species
Subspecies
Chevrotains
Other non-cetacean even-toed ungulate species
Cetaceans
Marsupials There are 192 marsupial species assessed as least concern.
Peramelemorphia
Diprotodontia There are 65 species in the order Diprotodontia assessed as least concern.
Macropodids
Petaurids
Phalangerids
Pseudocheirids
Other Diprotodontia species
Shrew opossums Dusky caenolestid Incan caenolestid
Dasyuromorphia
Dasyurids
Opossums
Marsupial moles Northern marsupial mole Southern marsupial mole
Carnivora There are 173 species, 14 subspecies, and one subpopulation in the order Carnivora assessed as least concern.
Felids
Eared seals Species
Subspecies
Viverrids
Earless seals Species
Subspecies
Subpopulations
Grey seal (1 subpopulation)
Canids
Subspecies
Mustelids
Procyonids
Skunks
Mongooses
Other Carnivora species
Subspecies
Afrosoricida Afrosoricida includes tenrecs and golden moles. There are 32 species in the order Afrosoricida assessed as least concern.
Golden moles
Tenrecs
Pilosa Anteaters and sloths
Eulipotyphla There are 270 species in the order Eulipotyphla assessed as least concern.
Solenodontidae Hispaniolan solenodon
Shrews
Erinaceids
Talpids
Lagomorpha Lagomorpha comprises rabbits and relatives. There are 59 species in the order Lagomorpha assessed as least concern.
Leporids
Pikas
Rodents There are 1399 species and two subspecies of rodent assessed as least concern.
Hystricomorpha There are 132 species in Hystricomorpha assessed as least concern.
Octodontids
Tuco-tucos
Dasyproctids
Neotropical spiny rat species
Caviids
Blesmols
New World porcupines
Old World porcupines
Other Hystricomorpha species
Myomorpha There are 981 species in Myomorpha assessed as least concern.
Platacanthomyids Chinese pygmy dormouse
Murids Includes mice, rats, gerbils, and relatives.
Cricetids Includes true hamsters, voles, lemmings, and New World rats and mice.
Nesomyids
Spalacids
Dipodids
Mouse-like hamsters
Castorimorpha There are 79 species and two subspecies in Castorimorpha assessed as least concern.
Heteromyids
Gophers Species
Subspecies
Nicaraguan pocket gopher Thaeler's pocket gopher
Castorids North American beaver Eurasian beaver
Sciuromorpha There are 198 species in Sciuromorpha assessed as least concern.
Sciurids Squirrels, chipmunks, marmots, susliks and prairie dogs
Dormice
Aplodontiids Mountain beaver
Anomaluromorpha ("Anomalure-like")
Cingulata
Bats There are 687 bat species assessed as least concern.
Megabats
Microbats There are 609 microbat species assessed as least concern.
Old World leaf-nosed bats
Horseshoe bats
Vesper bats
Long-fingered bats
Sac-winged bats
Free-tailed bats
Mormoopids Includes ghost-faced bats, moustached bats, and naked-backed bats.
Leaf-nosed bats
Slit-faced bats
Other microbat species
Elephant shrews
Treeshrews
Hyraxes
Other mammal species
See also Lists of IUCN Red List least concern species List of near threatened mammals List of vulnerable mammals List of endangered mammals List of critically endangered mammals List of recently extinct mammals List of data deficient mammals
Notes
References

