Octopus, Okapi, Opossum, Orangutan, Orca, Ostrich, Otter, Owl. Young kids love learning the alphabet with these animals that start with the letter O. Click the animal to hear its sound, and it’s name to hear it said out loud.
Orangutan
Orca
Ostrich
Otter
Alphabetical list of animals that start with O
A full alphabetical list of popular animal names that begin with the letter O for toddlers and preschool kids.
- Oarfish
- Ocelot
- Octopus
- Okapi
- Olm
- Opossum
- Orangutan
- Orca
- Oriole
- Oryx
- Osprey
- Ostrich
- Otter
- Owl
- Ox
- Oyster
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Uppercase O
Lowercase o
Letter O animals video
Frequently asked questions about animals that start with O
What are some animals that start with the letter O?
Animals that start with O include Octopus, Ostrich, Ocelot, Orangutan, Otter, Owl, and Oryx.
What mammals start with the letter O?
Mammals that start with O include Otter, Orangutan, Ocelot, Okapi, Opossum, and Ox.
What birds start with the letter O?
Birds that start with O include Owl, Ostrich, Osprey, Oriole, and Oilbird.
What reptiles start with O?
Reptiles that start with O include Ornate Box Turtle, Olive Python, and Oustalet’s Chameleon.
What amphibians start with the letter O?
Amphibians that start with O include the Oregon Spotted Frog, Olive Tree Frog, and Oriental Fire-bellied Toad.
What sea animals start with O?
Sea animals that start with O include Octopus, Orca (also known as Killer Whale), Ocean Sunfish, and Opah.
What insects and bugs start with O?
Insects and bugs that start with O include Oak Leafroller Moth, Owl Butterfly, Oil Beetle, and Orange Sulphur Butterfly.
What endangered animals start with O?
Endangered animals that start with O include the Orangutan, Okapi, Olive Ridley Sea Turtle, and Otago Skink.
What domesticated animals start with O?
Domesticated animals that start with O include the Orpington Chicken and occasionally the Ox (used as a working animal in farming).
Are there any mythical animals that start with the letter O?
Yes, mythical creatures starting with O include the Ouroboros, an ancient serpent or dragon eating its own tail, symbolizing infinity.
What is the most well-known animal that starts with O?
The Ostrich is one of the most well-known animals beginning with O, recognized for its long neck and fast legs.
How many animals start with the letter O?
There are many animals that start with O, covering various types including birds, mammals, sea creatures, reptiles, and insects.
What is the largest animal that starts with O?
The Orca, or Killer Whale, is the largest animal that starts with O. It is a powerful marine predator found in oceans around the world.
What is the smallest animal that starts with O?
The Orange Sulphur Butterfly and Oak Leafroller Moth are among the smallest animals that start with O.
What predatory animals start with O?
Predators that start with O include Ocelot, Owl, Orca, and Octopus.
What herbivorous animals start with O?
Herbivores that start with O include Okapi, Oryx, Ox, and certain Otter species that consume plants as part of their diet.
What nocturnal animals start with O?
Nocturnal animals that start with O include Opossum, Owl, Ocelot, and Oilbird.
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