Other studies add to these findings by pointing out that cohabitation was more rare than expected by chance, and that most sponges were dominated by one species, which was frequently eusocial.
Outros estudos descubriron que a cohabitación era máis rara do que se esperaria por azar, e que a maioría das esponxas estaban dominadas por unha especie, a cal era frecuentemente eusocial.