25 World’s Smallest Animals You Won’t Believe Are Real

Posted by , Updated on March 20, 2018


Have you ever wondered what the smallest animal in the world is? Well, you’ve come to the right place. Some animals are so small, you seriously won’t believe your eyes. From frogs to horses, different species of animals from around the world got the short end of the stick. What’s even more exciting is that scientists and researchers have only recently found many of these animals. It’ll make you wonder what other small creatures are out there, lurking about. Curious to see what miniature beasts we’ve found? Here are 25 World’s Smallest Animals You Won’t Believe Are Real.

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chihuahuaSource: http://www.guinnessworldrecords.com/world-records/smallest-dog-living-(height)

Everyone knows chihuahua’s are tiny, but they might not realize just how tiny they can be. The Guinness Book of World Records named Milly the Chihuahua the smallest dog in the world. She measured to be 3.8 inches (9.6 cm) tall, the size of about a high-heeled shoe.


Pygmy Rabbit

pygmy rabbitSource: https://www.worldatlas.com/articles/pygmy-rabbit-facts-animals-of-north-america.html

The pygmy rabbit is the world’s smallest and rarest rabbit. On average, their size can range from 9 to 11 inches (22.8 to 27.9 cm), and they weigh a little less than a pound.


Pygmy Marmoset

pygmy marmosetSource: http://animals.sandiegozoo.org/animals/pygmy-marmoset

While the pygmy rabbit is the smallest rabbit, in the world of primates, the pygmy marmoset reigns as the tiny king. They reside in South America and look similar to a squirrel with no head. They’re so small, they could fit inside a human’s hand. They usually weigh 3 to 5 ounces and are only 6 inches (15.24 cm) tall.


Brookesia Micra Chameleon

brookesiaSource: https://www.livescience.com/18481-world-tiniest-chameleon-discovered.html

Found on the island of Madagascar, the Brookesia Micra Chameleon is the world’s tiniest chameleon ever discovered. It’s so small it can easily sit on top of the head of a match or the tip of a person’s index finger.


Miniature Horse

mini horseSource: http://www.guinnessworldrecords.com/world-records/smallest-living-horse

Miniature horses can grow to be about the size of a medium-sized dog. However, the world’s smallest horse was named Thumbelina, a miniature brown mare measuring at only 17.5 inches (44.5cm). The Guinness Book of World Records made it official in 2006.

Photo: 1. shutterstock (not actual pygmy...illustrative purposes only), 2. Photo used with permission from www.australianwildlife.org, 3. WikipediaCommons.com (Public Domain), 4. Charlesjsharp, Bee hummingbird (Mellisuga helenae) adult male in flight, CC BY-SA 4.0 , 5. Aquaristikhaus, Paedocypris progenetica 001, CC BY-SA 3.0 DE , 6. WikipediaCommons.com (Public Domain), 7. WikipediaCommons.com (Public Domain), 8. Pxhere.com (Public Domain), 9. Pixino.com (Public Domain), 10. WikipediaCommons.com (Public Domain), 11. Rittmeyer EN, Allison A, Gründler MC, Thompson DK, Austin CC, Paratype of Paedophryne amauensis (LSUMZ 95004), CC BY 2.5 , 12. Balakrishnan, കാസർഗോഡ് കുള്ളൻ Kasaragod dwarf cattle, CC BY-SA 3.0 , 13. Abu Shawka, Speckled Padloper - Homopus Signatus 1, CC BY-SA 3.0 , 14. Reijnen BT, van der Meij SET, van Ofwegen LP, Hippocampus denise on Muricella - ZooKeys-103-001-g013, CC BY 3.0 , 15. Leonardoancillotto86, Pipistrellus kuhlii adult, CC BY 3.0 , 16. Mirko Raner, Royal antelope, CC BY-SA 3.0 , 17. Trebol-a, Suncus etruscus, CC BY-SA 3.0 , 18. Javontaevious, Dwarf Lanternshark, CC BY-SA 3.0 , 19. Pixabay.com (Public Domain), 20. WikipediaCommons.com (Public Domain), 21. WikipediaCommons.com (Public Domain), 22. Frank Glaw, Jörn Köhler, Ted M. Townsend, Miguel Vences, Brookesia micra on a match head, CC BY 2.5 , 23. Pixabay.com (Public Domain), 24. WikipediaCommons.com (Public Domain), 25. Pixabay.com (Public Domain)

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