Assertion: solitaire's bulb | /r/HasProperty | unusual
Facets:
value: for birds
type: OTHER
Source sentences:
text: The dodo and the solitaire, the researchers reported in February, both had enlarged olfactory bulbs, which is unusual for birds.
text: The study found that both the dodo and the Rodrigues solitaire had large and differentiated olfactory bulbs, an unusual trait in birds, which depend on sight and thus usually have more heavily developed optical lobes.