And letâs face it: the Hollywood version of Revenge of the Mummy would be no great loss. Originally built in 2004, itâs a shadow of its Universal Studios Florida counterpart.
This variety can be measured on several different levels. Genetic-variation between individuals of the same species. This includes genetic variation between individuals in a single population, as well as variations between different populations of the same species. Genetic differences can now be measured using increasingly sophisticated techniques. These differences are the raw material of evolution.
Fish are very diverse animals and can be categorised in many ways. This article is an overview of some of ways in which fish are categorised. Although most fish species have probably been discovered and described, about 250 new ones are still discovered every year. According to FishBase, 33,100 species of fish had been described by April 2015.