Orca The 54

The killer whale or orca is a toothed whale belonging to the oceanic dolphin family, of which it is the largest member. It is recognizable by its black-and-white patterned body. Wikipedia do you know why orcas are apex predators? 

Do you why the title says 54?

Do you know why orcas are called killer whales?

As being in the dolphin family will it hunt is family?

Ok first let's start with why orcas are apex predators 

Diet 

Killer whales (also called orcas) are apex predators, meaning they are at the top of their food chain. They feed on fish and squid-like other odontocetes (toothed whales) do, but will also target seals, sea birds, and even whale species far bigger than themselves. reason because they are apex predators they can hunt everything but will they hunt their family.

Let's see it in the last question 

Ok now let's see why the title is called 54

It is called 54 because the dolphin family and shark family 

Have fins that's why it says

Now 

Why orcas are called killer whales? 

They call it because they are apex predators and they can hunt whales

That's why 

Now the last one 

Will orcas hunt their family?

Fish-eating orcas may offer dolphins protection from their dolphin-eating cousins. Killer whales are the only predators that regularly kill and devour Pacific white-sided dolphins off the B.C. and Washington coasts. ... It turns out the dolphins have nothing to fear from these particular killer whales, also known as orcas. Ok so you learned so the next chapter will be sharks and dolphins

So bye.