(WILDLIFE PHOTOS/ANIMAL PICTURES) Check out some of the smallest individuals and species in the phylum chordata. Of course, the smallest animals are single-celled ones, but they’re not quite as cute as these. Listed here are some of the smallest animals of their kind, including a horse, hamster, deer, dog, chameleon, and frog. Each is cuter than the last!
Smallest Horse

Name: Thumbelina
Species/Breed: Thought to be a dwarf-version of a miniature horse.
Height: 17 inches
Weight: 60 pounds
Smallest Hamster

Name: PeeWee
Species/Breed: Golden Hamster
Height: 2.5 cm
Weight: <1 ounce
Smallest Deer

Species/Breed: Northern Pudú
Height: 32-35 cm
Weight: 6.4-13.4 kilograms
Smallest dog
Name: Beyoncé
Species/Breed: Dachshund mix
Height: 6 inches
Weight: 124g (expected to weigh 1kg when fully grown)
Smallest Chameleon

Species/Breed: Brookesia micra
Length: 16 millimeters
Possibly the Smallest Vertebrate

Species/Breed: Paedophryne amauensis
Length: 7mm
Smallest Primate

Species/Breed: Pygmy marmoset
Weight: 4.2 ounces
Length: 5.5-6.3 inches
— Kristin Hugo, exclusive to Global Animal
There are no unicellular animals. I think you’re thinking of protozoans which are in one or more other kingdom(s). Tiny animals sure are cute!
I like them all 🙂