@Evda 21 April 2021 more from that month

DYK??? Almost 50% of the whole species lives under the water are not yet discovered!? And meet this! Estimates of sponge longevity vary quite a bit, but are often in the thousands of years. One study in the journal Aging Research Reviews notes a deep-sea sponge from the species Monorhaphis chuni lived to be 11,000 years old. https://www.nationalgeographic.com/animals/article/animals-oldest-sponges-whales-fish Image below: https://www.researchgate.net/figure/Monorhaphis-chuni-a-Syntype-used-for-the-description-by-Schulze-1904-the-specimen_fig1_6414854 #DidYouKnow