2
nightingale(noun, animal, species, bird)
2
nuthatch(noun, animal, species, bird)
2
oriole(noun, animal, species, bird)
2
osprey(noun, animal, species, bird)
2
ostrich(noun, animal, species, bird)
2
oystercatcher(noun, animal, species, bird)
2
parrot(noun, animal, species, bird)
2
partridge(noun, animal, species, bird)
2
pelican(noun, animal, species, bird)
2
peregrine(noun, animal, species, bird)
2
petrel(noun, animal, species, bird)
2
pheasant(noun, animal, species, bird)
2
pigeon(noun, animal, species, bird)
2
plover(noun, animal, species, bird)
2
puffin(noun, animal, species, bird)
2
quetzal(noun, animal, species, bird)
2
raven(noun, animal, species, bird)
2
razorbill(noun, animal, species, bird)
2
redbird(noun, animal, species, bird)
2
redwing(noun, animal, species, bird)
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APASmart Define. (2015). penguin thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/penguin/thesaurus/related
ChicagoSmart Define. 2015. "penguin thesaurus" https://smartdefine.org/penguin/thesaurus/related (accessed September 28, 2026).
HarvardSmart Define 2015, penguin thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/penguin/thesaurus/related>.
MLASmart Define. "penguin thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/penguin/thesaurus/related>