Old English SheepdogOx
The Oo bird (Oh-oH) is an extinct bird that starts with the letter o. To pronounce you just say the letter o times.Otters became extinct in Lithuania, but were then restored.Osmia anthocopoides, Osmia papaveris and Osmia xanthomela are kinds of bees that have become extinct.Oligoplectrum maculatum is an extinct kind of Pond DamselflyOligoneuriella rhenana is an extinct kind of Mayfly.Oleacina guadeloupensis is an extinct kind of Mollusc.
Abalone
maybe okapi will fit.
ostrich, octopus and osticolara Ornithorhynchus
There is no animal that has a long o at the beginning.
Orang-utan is a type of rainforest animal that starts with an 'o' at the start of it's name.
orangatang
An orchestra
Orangutang Opossum
Old English SheepdogOx
· Opossum · Otter
orange
Overalls.
The Oo bird (Oh-oH) is an extinct bird that starts with the letter o. To pronounce you just say the letter o times.Otters became extinct in Lithuania, but were then restored.Osmia anthocopoides, Osmia papaveris and Osmia xanthomela are kinds of bees that have become extinct.Oligoplectrum maculatum is an extinct kind of Pond DamselflyOligoneuriella rhenana is an extinct kind of Mayfly.Oleacina guadeloupensis is an extinct kind of Mollusc.
Opel, a European brand.
Abalone