- ... that larvae of the toadfly (adult pictured) make their way through the nostrils of the common toad and eat its flesh?
- ... that the boxer crabs Lybia tessellata and Lybia edmondsoni carry a sea anemone such as Triactis producta in each claw for protection from predators?
- ... that the barnacle Megabalanus tintinnabulum travelled from the tropics to the Netherlands by ship in 1764 and reached Western Australia in 1949?
- ... that carcinologist Isabel Pérez Farfante and her family were blacklisted by the Cuban government because her husband refused to travel with Che Guevara?
- ... that the long-nosed spider crab, Libinia dubia, disguises itself by sticking bits of unpalatable seaweed and invertebrates on its carapace?
- ... that swarms of Japanese soldier crabs of the species Mictyris guinotae, named after French biologist Danièle Guinot, can be used in place of the billiard balls in billiard-ball computers?