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Above undated message substituted from Template:Dashboard.wikiedu.org assignment by PrimeBOT ( talk) 03:46, 18 January 2022 (UTC) reply

For this subject please refer to doi:10.1126/science.abj2949. This might be an explanation, why there are similarities between comb jellies ( Ctenophora) and other (higher) animals regarding the nervous system, although these two groups are not closely related. -- Ernsts ( talk) 16:42, 6 November 2021 (UTC) reply

See also https://www.sciencenews.org/article/sponge-nervous-system-brain-cells-digest-feed -- Ernsts ( talk) 22:30, 6 November 2021 (UTC) reply