An owlstrich.
An owl can fly and a ostrich cannot. An ostrich is much bigger than an owl. And owls are nocturnal and turn their heads around. An ostrich digs up a hole and puts its head under the ground. And that's the difference between an ostrich and a owl.
An ostrich can not fly
An owlphant.
The species are incompatible and cannot interbreed.
I would suspect that a wolf owl is some sort of hybrid cross between a wolf and an owl, there is however no proof of such cross breeding ever occurring in the natural world.
Owl, Oriole,Osprey
An ostrich's eye is 5cm in diameter- the brain is even smaller.
· Oriole · Osprey · Ostrich · Owl
orangutan, ostrich, owl
Oriole Ostrich owl osprey
orangutan, octopus, Otter, Owl, Ocelot, Ostrich.
Birds beginning with O:Oahu OoOilbirdOlomao birdOmao birdOrioleOropendola (tropical black bird)OspreyOstrichOustalet's sunbirdOu birdOuvea parakeetOuzelOvenbirdOwlThe Ostrich is one bird whose name starts with the letter "o".· Olivaceous Cormorant · Oriole· Osprey· Ostrich· Owl· Oropendola