Compare the student text with the source.
Source: Darryl Fears, "Aggressive, Man-Eating Nile Crocodiles Lived in the Everglades for Years." Published in The Washington Post, 2016:
Whether crocodiles have been eradicated from the Everglades or are here to stay, Florida doesn't need another headache from an invasive species.
Student text:
No one knows whether invasive Nile crocodiles are still living in Florida's Everglades. According to Fears, though, "Florida doesn't need another headache from an invasive species."
Is the student text plagiarized?

Relax