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For people who've never heard of an elephant bird, what do they need to know?

I think first off, the size. They are colossal.

I'm Flora Lichtman with Scientific Americans Science Quickly.

This is episode two of my homage to Earth's real big birds. Last episode we talked about the

biggest bird to fly. Today, we're homing in on the heaviest bird to set its

scaly foot down on planet Earth. The elephant bird. They are outstanding.

This is elephant bird expert and paleontologist James Hansford.

Just absolutely titans of the bird world.

Elephant birds lived in Madagascar. They seem to be mostly herbivorous, none of them flew,

and there were a number of different species that ranged from the size of an ostrich to the size

of a smart car. The biggest I've measured was to somewhere around 1,900 pounds.

I'm having a hard time really even picturing that. How do you even picture it?

Well, when I measured the leg bones, so particularly in this case, it was a femur. It was

overfoot in circumference. So that is a joint novel.

Oh my god. The circumference of the femur is overfoot.

Yeah.

Shot the clock up.

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