Here you’ll find 25 Pets and domestic animals that start with M, organized from “Macaw” to “Myna”. These animals include birds, mammals, reptiles and fish commonly kept for companionship, eggs, milk, fiber, or small-scale farming.
Pets and domestic animals that start with M are domesticated or commonly kept species used for company or production. The macaw appears in many Amazonian myths, while the myna is celebrated for mimicry in South Asia.
Below you’ll find the table with Common name, Scientific name, Size (cm), and Classification.
Common name: Shows the everyday name you will recognize, helping you find and compare animals quickly and easily.
Scientific name: Gives the Latin name to avoid confusion between similar breeds or regional names when you research.
Size (cm): Lists a typical adult length or height range in centimetres so you judge space and care needs.
Classification: Notes a broad category (Mammal, Bird, Reptile, Fish, Arthropod) so you understand general biology and husbandry.
Pets and domestic animals that start with M
| Name | Scientific name | Typical adult size (cm) | Classification |
|---|---|---|---|
| Macaw | Ara macao | 80–90 cm (length) | Bird |
| Military macaw | Ara militaris | 45–55 cm (length) | Bird |
| Mealy Amazon | Amazona farinosa | 38–40 cm (length) | Bird |
| Monk parakeet | Myiopsitta monachus | 28–31 cm (length) | Bird |
| Masked lovebird | Agapornis personatus | 14–16 cm (length) | Bird |
| Myna | Acridotheres tristis | 22–25 cm (length) | Bird |
| Mallard | Anas platyrhynchos | 50–65 cm (length) | Bird |
| Muscovy duck | Cairina moschata domestica | 66–81 cm (length) | Bird |
| Mandarin duck | Aix galericulata | 41–51 cm (length) | Bird |
| Molly | Poecilia sphenops | 5–10 cm (length) | Fish |
| Mandarinfish | Synchiropus splendidus | 6–8 cm (length) | Fish |
| Moray eel | Muraenidae spp. | 60–200 cm (length) | Fish |
| Mudskipper | Periophthalmus barbarus | 10–20 cm (length) | Fish |
| Milk snake | Lampropeltis triangulum | 60–120 cm (length) | Reptile |
| Monitor lizard | Varanus spp. | 30–200 cm (length) | Reptile |
| Madagascar day gecko | Phelsuma madagascariensis | 12–20 cm (length) | Reptile |
| Mud turtle | Kinosternon spp. | 10–20 cm (carapace length) | Reptile |
| Miniature horse | Equus ferus caballus | 76–86 cm (height at withers) | Mammal |
| Mule | Equus asinus × Equus caballus | 120–160 cm (height at withers) | Mammal |
| Mouse | Mus musculus | 7–10 cm (body length) | Mammal |
| Mongolian gerbil | Meriones unguiculatus | 12–15 cm (body length) | Mammal |
| Millipede | — | 10–30 cm (length) | Arthropod |
| Madagascar hissing cockroach | Gromphadorhina portentosa | 5–7 cm (length) | Arthropod |
| Mexican redknee tarantula | Brachypelma hamorii | 15–18 cm (legspan) | Arthropod |
| Mourning dove | Zenaida macroura | 26–31 cm (length) | Bird |
Descriptions
Macaw
Large, colorful parrot treasured as an intelligent, social companion; noisy and needs space and enrichment, popular in aviaries worldwide.
Military macaw
Medium-sized green macaw kept by experienced parrot owners; vocal, long-lived and kept by enthusiasts beyond its native range.
Mealy Amazon
Large Amazon parrot known for talking ability and a calm demeanor; popular with experienced owners for companionship.
Monk parakeet
Social, noisy parrot that builds communal stick nests; adaptable and commonly kept as a companion bird.
Masked lovebird
Small, affectionate parrot kept in pairs; lively, colorful and a popular beginner bird.
Myna
Talkative, adaptable bird kept as a companion in many regions; known for strong mimicry and bold personality.
Mallard
Wild duck commonly kept on small farms and ponds for eggs, meat or as ornamental waterfowl.
Muscovy duck
Large, relatively quiet domestic duck valued for meat, eggs and pest control on farms and homesteads.
Mandarin duck
Ornamental, colorful duck kept on ponds and estates; prized for striking plumage and ornamental value.
Molly
Hardy livebearing freshwater fish popular in home aquaria; peaceful, easy to care for and available in many color varieties.
Mandarinfish
Vibrant marine aquarium fish prized for color; needs reef setups and live food, popular with experienced hobbyists.
Moray eel
Striking marine species kept by experienced aquarists; can become large and require secure, species‑appropriate tanks.
Mudskipper
Amphibious fish kept in paludariums; entertaining terrestrial behaviors make it a specialty-pet for aquarium hobbyists.
Milk snake
Attractive, nonvenomous snake favored by hobbyists; generally docile with varied patterns and common in the pet trade.
Monitor lizard
Large, intelligent lizards kept by experienced keepers; species range from medium to very large and need specialist care.
Madagascar day gecko
Colorful, diurnal gecko popular in terrariums; requires warm, humid conditions and is common among reptile enthusiasts.
Mud turtle
Small aquatic turtle kept in home aquaria or ponds; hardy and popular with pond and turtle hobbyists.
Miniature horse
Small domestic horse kept as a companion, therapy animal or for light driving; friendly and suited to small properties.
Mule
Hybrid working animal valued for strength and sure-footedness; kept for labor, transport and occasional companionship on farms.
Mouse
Small, inexpensive pet rodent available in many color varieties; active, social when handled and common in hobbyist collections.
Mongolian gerbil
Friendly, active small rodent popular for beginners; social in pairs and widely kept as a household pet.
Millipede
Docile detritivore kept in terrariums; easy to care for, interesting to observe and popular with beginners and insect enthusiasts.
Madagascar hissing cockroach
Large, calm cockroach kept as a low‑maintenance pet or feeder; famous for its hissing and tolerant of gentle handling.
Mexican redknee tarantula
Calm, visually striking tarantula commonly kept as a beginner‑friendly pet arachnid; slow-moving and long-lived.
Mourning dove
Gentle dove sometimes kept in aviaries; soft cooing and a peaceful nature make it a pleasant ornamental companion.