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The Complete List of Mammals That Start With I

This list includes 28 Mammals that start with I, from “Iberian desman” to “Italian wolf”. These mammals range from tiny, semi‑aquatic insectivores to large carnivores, and they appear in conservation, education, and natural‑history contexts for students, educators, and wildlife enthusiasts.

Mammals that start with I are species whose common English names begin with the letter I and belong to Class Mammalia. Many have interesting regional roles — for example, the Italian wolf figures in Italian folklore and modern conservation efforts.

Below you’ll find the table with Common name, Scientific name, Order, and Habitat.

Common name: The everyday English name helps you quickly identify the species and match it to field guides or classroom lists.

Scientific name: The accepted Latin binomial removes ambiguity and lets you trace precise species information across sources.

Order: The taxonomic order places each species in a broader evolutionary group, helping you understand relatedness at a glance.

Habitat: A concise habitat label tells you the typical environment where the species lives, aiding field planning and ecological comparisons.

Mammals that start with I

NameScientific nameOrderHabitat
ImpalaAepyceros melampusArtiodactylasavanna
Indian elephantElephas maximus indicusProboscideaforest, grassland
Indian rhinocerosRhinoceros unicornisPerissodactylagrassland, wetlands
Indian muntjacMuntiacus muntjakArtiodactylaforest
Indian palm squirrelFunambulus palmarumRodentiaurban, forest
Indian crested porcupineHystrix indicaRodentiadesert, grassland, forest
Indian giant squirrelRatufa indicaRodentiaforest
Indian pangolinManis crassicaudataPholidotaforest, grassland
Indian wolfCanis lupus pallipesCarnivoragrassland, desert, savanna
Indian hareLepus nigricollisLagomorphagrassland, scrub
Indian flying foxPteropus mediusChiropteraforest, coastal, urban
Indian giant flying squirrelPetaurista philippensisRodentiaforest
Indian crested porcupine (alternate common)Hystrix indicaRodentiadesert, grassland, forest
Indian sloth bearMelursus ursinusCarnivoraforest, grassland
IndriIndri indriPrimatesforest
Iriomote catPrionailurus bengalensis iriomotensisCarnivoraforest, coastal
Irish hareLepus timidus hibernicusLagomorphagrassland
Iberian lynxLynx pardinusCarnivorascrub, forest
Iberian desmanGalemys pyrenaicusEulipotyphlafreshwater, wetlands
Iberian moleTalpa occidentalisEulipotyphlaforest, grassland
Iberian hareLepus granatensisLagomorphagrassland, scrub
Island foxUrocyon littoralisCarnivoracoastal, forest
Indus river dolphinPlatanista gangetica minorCetaceafreshwater
Irrawaddy dolphinOrcaella brevirostrisCetaceafreshwater, coastal
Indo‑Pacific bottlenose dolphinTursiops aduncusCetaceamarine, coastal
Ili pikaOchotona iliensisLagomorphaalpine
Italian wolfCanis lupus italicusCarnivoraforest, grassland
Indochinese tigerPanthera tigris corbettiCarnivoraforest, grassland

Descriptions

Impala

Impala

Medium African antelope of woodlands and savanna, 40–75 kg, grazes and browses; widespread and not currently globally threatened.

Indian elephant

Indian elephant

Asian elephant subspecies in South Asia, very large (males up to 4,000 kg), feeds on vegetation; endangered from habitat loss and poaching.

Indian rhinoceros

Indian rhinoceros

One‑horned rhino of the Indian subcontinent, heavy grazer in floodplain grasslands, up to ~2,200 kg; vulnerable but recovering with conservation.

Indian muntjac

Indian muntjac

Small deer across South and Southeast Asia, 10–35 kg, browsers; secretive and hunted in parts of its range.

Indian palm squirrel

Indian palm squirrel

Small striped tree squirrel common in South Asia, often in towns and gardens; omnivorous and diurnal.

Indian crested porcupine

Indian crested porcupine

Large spiny rodent of South Asia and the Middle East; nocturnal herbivore, generally widespread.

Indian giant squirrel

Indian giant squirrel

Large colorful tree squirrel endemic to India, can reach ~1 m including tail; arboreal herbivore dependent on forests.

Indian pangolin

Indian pangolin

Scaled, ant‑eating mammal of South Asia; nocturnal and solitary, seriously threatened by poaching and illegal trade.

Indian wolf

Indian wolf

Medium wolf of South Asia, often smaller than other gray wolves; hunts ungulates and faces persecution and habitat loss.

Indian hare

Indian hare

Common hare in South Asia’s fields and scrub, medium‑sized herbivore, swift and largely crepuscular.

Indian flying fox

Indian flying fox

Large fruit bat across South Asia with >1 m wingspan; feeds on fruit and nectar and is an important pollinator, sometimes persecuted.

Indian giant flying squirrel

Indian giant flying squirrel

Large nocturnal gliding rodent of South and Southeast Asian forests, feeds on leaves, fruit and bark.

Indian crested porcupine (alternate common)

Indian crested porcupine (alternate common)

Large nocturnal porcupine found across South Asia and the Middle East; herbivorous and well‑armed with quills.

Indian sloth bear

Indian sloth bear

Sloth bear of the Indian subcontinent, 80–140 kg, insectivorous and frugivorous; vulnerable from habitat loss and conflict.

Indri

Indri

Largest living lemur, endemic to Madagascar, ~6–9 kg, eats leaves and fruit; critically endangered and highly vocal.

Iriomote cat

Iriomote cat

Critically endangered wild cat found only on Japan’s Iriomote Island; small, nocturnal carnivore dependent on island forests.

Irish hare

Irish hare

Endemic subspecies of the mountain hare in Ireland; medium‑sized herbivore with seasonal coat changes, of conservation interest.

Iberian lynx

Iberian lynx

Mediterranean predator specialized on rabbits, native to Spain and Portugal; one of the world’s most endangered cats but recovering via conservation programs.

Iberian desman

Iberian desman

Small semi‑aquatic insectivore of Iberian streams, with an elongated snout; vulnerable from water pollution and habitat loss.

Iberian mole

Iberian mole

Fossorial mole native to Iberia; insectivorous and adapted to underground life in soils and meadows.

Iberian hare

Iberian hare

Common hare of the Iberian Peninsula, adaptable to farmland and scrubland; medium‑sized herbivore.

Island fox

Island fox

Small fox endemic to California’s Channel Islands, ~1–3 kg; several subspecies experienced declines but many recovered with conservation.

Indus river dolphin

Indus river dolphin

Blind river dolphin native to the Indus River, small freshwater toothed dolphin; endangered due to dams, water extraction and pollution.

Irrawaddy dolphin

Irrawaddy dolphin

Unusual blunt‑nosed dolphin in Southeast Asian rivers and coastal waters; small, vulnerable from bycatch and habitat degradation.

Indo‑Pacific bottlenose dolphin

Indo‑Pacific bottlenose dolphin

Dolphin of warm coastal waters from East Africa to Australia; medium‑sized, social and often seen inshore.

Ili pika

Ili pika

Tiny alpine lagomorph from China’s Tian Shan, lives among rocky talus; rare and endangered with a restricted range.

Italian wolf

Italian wolf

Distinct Italian population of gray wolf, slightly smaller than some Eurasian wolves; recovering in parts of Italy with growing populations.

Indochinese tiger

Indochinese tiger

Tiger population of Southeast Asia, large carnivore facing severe threats from habitat loss and poaching; endangered.

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