Animals become active, milling around and quivering if they contact another. Male holds female in front of the hind legs. They both swim upwards and over in a somersault. With her back near the water surface, the female deposits 60 to 100 eggs. They are fertilized by the male and distributed over the back of the female.
Eggs adhere and sink into the sponge-like dorsal skin.
Within 24 hours, the female's back begins to swell around the eggs. Live fish, eaten in a forward attack when contacted by its fingertips. The Complete Illustrated Atlas of Reptiles and Amphibians for the Terrarium. Fritz Jurgen Obst, Dr. Klaus Richter, and Dr. Udo Jacob. Translated by U.E. Friese.