Some members of the diverse genus Beroe may occasionally attain a length of up to 30 centimetres (12 in), though most species and individuals are less than about 10 cm; Meer weergeven

In the late 1980s the ctenophore species Mnemiopsis leidyi was introduced into the Black Sea, probably through ballast water, which led to … Meer weergeven

There are no known fossil nudans, so the phylogenetic evolution of the group by comparison with other modern ctenophores … Meer weergeven

Nudans feed on free swimming animals with soft bodies, primarily on other ctenophores, many of them larger than they are … Meer weergeven

All species are hermaphrodites and reproduce sexually, having both female and male gonads. Although no detailed figures are … Meer weergeven