- ... that the milk shark is so named because of a belief in India that eating its meat improves lactation?
- ... that the silky shark is the most common source of ornamental shark jaws sold to tourists in the tropics?
- ... that the southern African frilled shark preys mainly on smaller sharks, which it swallows whole with its greatly distensible mouth?
- ... that more than 90 percent of the night sharks caught off northeastern Brazil contain mercury concentrations higher than that considered safe by the local government?
- ... that the largetooth cookiecutter shark has the largest teeth relative to its body of any living shark?