Gymnotiformes and Mormyridae have developed their electric organs and electrosensory systems (ESSs) through convergent evolution. As Arnegard et al. 140 to 208 Mya, and right now they didn’t possess ESSs. Every species of Mormyrus (family: Mormyridae) and Gymnotus (household: Gymnotidae) have advanced a singular waveform that permits the individual fish to identify between species, genders, […]