Pufferfish create intricate geometric patterns as part of their mating ritual. Off the coast of Japan, divers discovered circular sand structures on the seafloor that resembled underwater crop circles — mysterious and perfectly symmetrical. These patterns aren’t made by aliens but by a small pufferfish (Torquigener albomaculosus). The 12 cm male uses its fins to sculpt elaborate circles in the sand, decorating them with shells and coral to build a nest that attracts females. He works for up to n

Blowing up like a balloon is far from the weirdest pufferfish trick. The Japanese grass pufferfish beach themselves by the hundreds to mate in a frenzy, often with just one female. (Learn more: https://www.sciencenews.org/article/pufferfish-biology-mating-goofy-spiked-balloon) | Science News Magazine

Love in the Time of Sand: Pufferfish's Amazing Mating Ritual #Pufferfish #MatingRituals #facts | JoT Tv Australia