Nemo hatches as an undifferentiated hermaphrodite ... In any given community, the female is the largest fish, the breeding male is the second largest and the rest are sexually immature males.

The concept of gender in the animal kingdom transcends human-defined boundaries. These animals show us that adaptability is key, and survival often means rewriting the biological rulebook.

The female is the largest in this ... But never before has a fish had a bigger boost than the clownfish in the wake of Finding Nemo (unlike the notoriety of a very large mechanical killer with ...

The Caribbean bluehead wrasse, the kobudai and the clownfish – made popular by its central role in the Disney-Pixar film “Finding Nemo” – are some of the 500 species of fish ... adding the ...