With a huge number of flora and fauna on the earth, scientist tends to discover a new animal or plant each year, some of them are different from others because of their large appearance or are too small to be seen from the naked eyes. In this blog, we have curated more than 15 smallest animals in the world. These animals are known for their small body type and nature of living. While some of them are critically endangered, one of them are recently discovered.
List of Smallest Animals on Earth
1. The Pygmy Rabbit (Brachylagus Idahoensis)
Length: 23.5 and 29.5 centimetres
Weight: Between 375 and 500 grams
Found in: North America
The Pygmy Rabbit is one of the spiciest that digs its burrow. This animal is believed to be the world’s smallest leporid. What makes them different from other rabbits is their small size, gray color of the body, short ears, small hind legs, and no fussy white fur. Pygmy Rabbit is found in areas with deep soil, tall, dense sagebrush, which is their food and shelter.
2. Pygmy Marmoset (Cebuella Pygmaea)
Length: 117 to 152 mm
Weight: 100 grams
Found in: Western Amazon Basin in South America
Next in the smallest animal in the world is Pygmy Marmoset, which is the smallest monkey on the earth. This animal is found in the green and river-edge forest, and it feeds on the gum. It has the ability to rotate its head 180 degrees
3. Barbados Threadsnake (Tetracheilostoma Carlae)
Length: 10 cm
Weight: 0.6 g
Family: Slender blind Snakes
Found in: Caribbean island of Barbados
This is the smallest snake on the earth, which is known to mankind. Barbados Threadsnake was identified in the year 2008. These species need forest habitat for survival.
4. The Madame Berthe’s Mouse Lemur (Berthe’s Mouse Lemur)
Length: 9.2 cm
Weight: 30 g
Found in: Kirindy Forest in western Madagascar
Madame Berthe’s Mouse Lemur is also one of the smallest animals in the world. This primate is named after primatologist and conservationist of conservationist-Berthe Rakotosamimanana. Most of the time, the species found sleeping either along with another lemur on the leaf or in their nests.
5. Williams’ Dwarf Gecko (Lygodactylus Williamsi)
Length: 3 inches
Found in: Tanzania
Also known as Turquoise Dwarf Gecko, Williams’ Dwarf Gecko is also the world’s smallest animal on the planet. This distinguished lizard is known for its unique color. To your dismay, this species is endangered, and its population is declining rapidly.
6. The Bee Hummingbird (Mellisuga Helenae)
Length: 6.1 cm
Weight: 2.6 g
Found in: Cuba
The Bee Hummingbird is the smallest bird in the world. It is the miniature of the Hummingbird. This bird looks like a tiny jewel because of its iridescent colors in the feathers. To your surprise, the Hummingbird bee visits more than 15,000 flowers and transfer pollen from one and another. This also helps in plant reproduction.
7. Speckled Padloper (Speckled Tortoise)
Length: 6-8 cm
Weight: 95-165 g
Found in: South Africa
Also known as Chersobius Signatus, and the speckled tortoise is the smallest animal on the land. Like their relatives, Speckled Padloper finds it difficult to adapt to the environment’s change and captive diet. The species is found in the restricted region of Namaqualand in South Africa.
8. Baluchistan Pygmy Jerboa (Salpingotulus Michaelis)
Length: 8 cm
Weight: 3.75 gm
Found in: Pakistan and Afganistan
Baluchistan Pygmy Jerboa or the dwarf three-toed jerboa is the smallest rodent in the world. The species find homes in gravel flats, dunes, and plains in the hot desert. Baluchistan Pygmy Jerboa lives in burrows that are excavated under bushes. They have long legs that help to move them fast from place to another.
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9. The Etruscan Shrew (Suncus Etruscus)
Length: 4 cm
Weight: 1.8 gm
Found in: Europe
The Etruscan Shrew has many names that include white-toothed pygmy Shrew and Etruscan Pygmy. It is the smallest mammal in the world. This animal feeds on vertebrae and invertebrates like insects. It hunts on the individual of the same size. They prefer to live in a damp and warm climate are distributed in the 10° to 30°N latitude from Europe and North Africa to Malaysia. The species is endangered in many parts of the world.
10. Kitti’s Hog-Nosed Bat (Craseonycteris thonglongyai)
Length: 29 to 33 mm
Found in: western Thailand and southeast Burma
It is the smallest species of bat and one of the most smallest animals in the world. It has a gray or reddish-brown coat with a pig-like snout. The species roosts in the caves of limestone hills.
11. Brookesia Micra
Length: 29 mm
Found in: North Madagascar
The length of Brookesia Micra is between 23-25 mm, and maximum it could go to 29mm, which makes its smallest chameleon on the earth. The species live on leaf litter in the day, and at night, they climb up into the tree branches to sleep. These are also known to be the smallest reptiles in the world.
12. Fully-Grown Dwarf lanternshark (Etmopterus Perryi)
Length: 20 cm
Weight: 14.1748 grams
Found in: Colombia and Venezuela
This dogfish shark is the smallest animal in the water. This shark has distinguished features that include its small size, black ventral marking, long flattened head, and mid dorsal line.
13. Virgin Island dwarf Sphaero (Sphaerodactylus parthenopion)
Length: 18 mm
Weight: 0.15 g
Found in: Virgin Gorda
Also known as Virgin Islands dwarf gecko or Virgin Gorda least gecko, these species are the smallest terrestrial vertebrate and amongst the smallest animals in the world. It is found in the Moskito Island, Virgin Gorda, and Tortola, the famous British Virgin Islands. Virgin Island dwarf Sphaero was first found in the year 1964.
14. Monte Iberia Eleuth (Eleutherodactylus Iberia)
Length: 9.6 -10 mm
Found in: Cuba
Monte Iberia Eleuth is popularly known as Monte Iberia dwarf frog. This is the smallest frog on the land and is critically endangered. It is native to easternmost Cuba. This species of from was introduced in the year 1933 in Mount Iberia from where it got its name.
Length: 10.3 mm
Family: Minnows and Carps
Found in: Southeast Asian islands of Borneo, Sumatra, and Bintan
Paedocypris is the tiniest cyprinid fish that resides in streams and swamps of the Asian Islands. They have a transparent body that lacks the typical features of a fish.
16. Paedophryne Amanuensis
Length: 7.7 mm
Family: Microhylid Frogs
Found in: Papua New Guinea
This species was introduced in the year 2009. It is one of the smallest vertebrates and the smallest animal to live on the world’s land.
Earth is home to different types and of animals that have distinguished sizes. Some are too large, and some are too small, making them unique animals in the world. In this blog, we have listed some of the smallest animals you will find on the earth.
FAQs Regarding Smallest Animals
Fairyflies have the smallest heart; you need a microscope to the heart.
Marine Viruses, Algae, Dwarf Lantern Shark and Sexy Shrimp are the smallest ocean animals.
The bumblebee bat is the smallest mammal on the earth.
Kitti’s Hog-Nosed Bat, Pygmy Rabbit, Speckled Padloper Tortoise, Bee Hummingbird are to name a few smallest animals found in India.