Assertion: cassowary's environment | /r/HasProperty | natural
Facets:
Source sentences:
text: The cassowary has adapted to a life without the need to fly due to the fact that, historically, the cassowary had no predators within its natural environment and therefore had no need to flee.
text: The cassowary has adapted to a life without the need to fly due to the fact that, historically, the cassowary had no predators within its natural environment and therefore had no need to flee.