Hammerheads live in huge groups called schools at night they separate and hunt alone.
no
world wide warmer oceans
the same way people give birth
there are none bacause they don't live in Antarctica
alone
Alone.
Sharks give birth to live young
They usually go in an abandon ship or a dark cave.
At times they do, as in migration.
Some sharks live in family groups, but most are alone.
Sharks are indiviauls.
Hammerhead sharks typically live between 20 to 30 yearsin the wild. In captivity, their life expectancy is increased up to 40 years.