Sai che non tutte le meduse vivono nel mare? Potresti incontrarle anche facendo il bagno al lago, ma non devi preoccuparti: in questo video ti presentiamo Craspedacusta sowerbii, la piccola medusa di acqua dolce che vive anche nel lago Ceresio.
Com’è fatta? È pericolosa? E come è arrivata da noi?
Nella scheda in allegato scopriamo insieme chi sono gli Cnidari: il gruppo di animali a cui appartengono le meduse, insieme a coralli e anemoni di mare.
Tu lo sapevi che polpo e polipo sono animali molto diversi?
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