Animals

Due to the lack of many natural enemies, life expectancy in the wild and in captivity does not vary much.

There are recorded cases, however, of year-round breeding.

Both male and female participate in building nest.

Females are slightly larger than males, but their weight does not differ.

Although parthenogenesis occurs in vertebrate species, usually in reptiles, it was the first documented case in sharks.

There are many variations of colors and patterns, the most common being yellow with irregular black spots. Dotted skin helps them camouflage from predators.

These include fish, meat, or eggs.

In the 19th century, it was introduced to Europe made its way to North America in the 1980s.