Which of the following can extend the stomach through their mouth to feed?
A)class Crinoidea (sea lilies and feather stars)
B)class Asteroidea (sea stars)
C)class Ophiuroidea (brittle stars)
D)class Echinoidea (sea urchins and sand dollars)
E)class Holothuroidea (sea cucumbers)

Question

Quizplus · Accepted Answer

Sea stars (class Asteroidea) can extend their stomachs out of their mouths to externally digest food.

Which of the Following Can Extend the Stomach Through Their