Help make Alexa smarter on Alexa Answers. Sign in with Amazon


How do sea cucumbers breathe?

Sea cucumbers extract oxygen from water in a pair of "respiratory trees" that branch in the cloaca just inside the anus, so that they "breathe" by drawing water in through the anus and then expelling it.

{{ relativeTimeResolver(1589310322711) }}

Points points 26
Rating 0

Similar Questions
Sign in to view all similar questions

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world