Larger pelagic fish such as tuna are fast-swimming fish that catch other fish by chasing them down and swallowing them whole.
(Larger pelagic fish such as tuna; are; fast-swimming fish that catch other fish by chasing them down and swallowing them whole) (fast-swimming fish; catch; other fish; by chasing them down and swallowing them whole)
Larger pelagic fish such as tuna fast-swimming fish
are catch
fast-swimming fish that catch other fish by chasing them down and swallowing them whole
other fish by chasing them down and swallowing them whole