12M views · 20K reactions | Grunion, mating, season! (Grunion Run) From about March to August, when the moon and the tide are just right. These 6 inch fish crawl and flop out of the Pacific Ocean onto the sandy beaches of Southern California. They to lay eggs in the sand, mate and the crawl back into the ocean. Grunion are among just a few fish in the world that do this and you can watch it happen with educational staff at the Carrillo Marina Aquarium in San Pedro. | John Bartell | Facebook

74K views · 976 reactions | Grunion fish are unique in that they lay their eggs on dry land, creating a truly spectacular view. However, this behaviour also catches the attention of predators… | BBC Earth | Facebook

883K views · 3K shares | Grunion fish beach themselves in their hundreds for a very particular reason. | BBC Earth | Facebook