Category: Fish
These mighty predators can be found in the coastal waters of all major oceans, open ocean, as well as on long oceanic migrations and trips into very deep water. Mature individuals can reach over 20 feet in length and weigh over 7000 pounds! Their lifespan is estimated to be around 70 years. One of the densest great white populations is around Dyer Island, South Africa, where most great white shark research is conducted. The great white is one of only a few species of shark that will raise its head above water level to look at objects such as prey.
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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