Assertion: tuatara's number | /r/HasProperty | represented by about 5,700 living species
Facets:
value: excluding domesticated species
type: OTHER
Source sentences:
text: Approximately 10,000 extant species of traditional reptiles are known, with birds adding about 10,000 more, almost twice the number of mammals, represented by about 5,700 living species (excluding domesticated species).