triggerfish have been known to eat sea urchin usin a special trick to open them an not get poisoned by their spines
In coral reefs
most likely
Triggerfish will eat certain types of starfish, yes.
A Trigger fish eats spiny sea urchins, crustaceans, and mollusks.
Grey triggerfish was created in 1789.
Lagoon triggerfish was created in 1758.
Triggerfish Twist was created in 2002.
Pinktail triggerfish was created in 1845.
Gilded triggerfish was created in 1832.
Black triggerfish was created in 1786.
Stone triggerfish was created in 1895.
Starry Triggerfish was created in 1801.
Titan triggerfish was created in 1801.