Description: aggressive and territorial nature with a short, stout body, small eyes with limited vision, lack of interdorsal ridge. Bull sharks can live in freshwaters by increasing their urine production which reduces the concentration of salt and urea in their blood and allows them to adapt to various levels of salinity
Size: 210 - 340 cm Maximum 330 cm
Weight: 90-230 kg
Sexual Maturity: 220 cm in males, 230 cm in females.
Reproduction: viviparous, young are born live and free swimming, 1-13 pups, gestation 1 year
Average life span: at least 30 years, possibly up to 50.
Habitat: shallow warm waters as well as brackish and freshwater rivers and lakes
Distribution: in the Atlantic found from Massachusetts to Southern Brazil and from Morocco to Angola. In the Indian Ocean found from South Africa to Kenya, India and Vietnam to Australia.
Diet: oceanic diet consists of bony fish, dolphins, sting rays, sea turtles, other sharks, crustaceans and molluscs. Freshwater diet consists of shrimps, squid, crabs, sea urchins and tarpon
Status: near threatened
Human pressure: fished for meat, hides and oils