The Percula clownfish, Amphiprion percula, could one day rival the King python for colour ... percula have no black bands and overall there is a huge variation in this feature, but it’s safe to say ...

Dave Wolfenden has some advice for a reader who wants to keep a single clownfish in a smaller set-up. Will it stay male or turn into a larger female? Q. If a clownfish is kept singly, does it remain a ...

Genetic variation describes the genotypic and phenotypic differences between individuals in a population, and between populations. This variation arises through genetic mutation and is important ...