Use stream of consciousness to answer the following. An ink sac is an anatomical feature that is found in many cephalopod mollusks used to produce the defensive cephalopod ink. With the exception of nocturnal and very deep water cephalopods, all coeloids (squid, octopus and cuttlefish) which dwell in light conditions have an ink sac, which can be used to expel a cloud of dark ink in order to confuse predators.\n\nInk glands in cephalopods are used mainly for?
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To answer the question, consider the following: An ink sac is an anatomical feature that is found in many cephalopod mollusks used to produce the defensive cephalopod ink. Final answer: to produce the defensive cephalopod ink.
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