Cephalopods have pigment cells or chromatophores that can change color rapidly, and also contain an ink gland behind the anus that is also effective in defense.
(Cephalopods; have; pigment cells or chromatophores that can change color rapidly) (pigment cells or chromatophores; can change rapidly; color) (Cephalopods; also contain; an ink gland behind the anus) (the anus; is also; effective in defense)
Cephalopods pigment cells or chromatophores Cephalopods the anus
have can change rapidly also contain is also
pigment cells or chromatophores that can change color rapidly
color
an ink gland behind the anus
effective in defense