Category: Fish
This hard species of minnow is native to China and is quite popular in the aquarium trade. Because of their tolerance for a variety of water conditions, they are considered a good fish for the beginning aquarium hobbyist. They are also used in ponds to control mosquito larvae and will reproduce in these conditions if there are no other species of fish present.
https://en.wikipedia.org/wiki/White_Cloud_Mountain_minnow
http://www.petsource.org/aquatic-by-species/aquatic-fresh-water/3022-white-cloud.html
ABC. It’s easy as Protandry
The largest, most aggressive female anemonefish rules the roost - she is the dominant member of the social group, and with one breeding male, the only one who reproduces. In anemonefish society, everybody knows where they stand in the hierarchy! So when she leaves the group, everybody moves up one spot - including the largest, most aggressive male, who undergoes a sex change to become the leader (and breeding female) of the group. While undergoing a sex change might sound drastic to humans, it is actually not all that uncommon in other species. Many do it, either naturally or due to environmental factors: fish, invertebrates, amphibians, some reptiles, even the occasional chicken!
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