Assertion: adelie penguin | /r/HasProperty | single species
Facets:
Source sentences:
text: The rockhopper penguins are three closely related crested penguins that were thought to be a single species.
text: Rockhopper penguins were once part of a single species, E. chrysocome, which was separated into three subspecies—a northern group (E. chrysocome moseleyi), a southern group (E. chrysocome chrysocome), and an eastern group (E. chrysocome filholi).