What kind of animal starts with an O?

Some animals that start with the letter O are:

• Ocelot
• octopus
• Okapi (antelope)
• Onager (horse family)
• opossum
• orangutan
• orca
• oriole
• Oryx
• Osprey
• Ostrich
• Otocinclus (small catfish)
• Otter
• owl
• ox
• Oyster
• oystercatchers (wading bird)

Possible descriptors include:

• Ocean