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BrainStuff

Why Do Bats Land Upside Down?

BrainStuff

iHeartPodcasts

Science, Technology, Natural Sciences

3.91.7K Ratings

🗓️ 29 September 2021

⏱️ 6 minutes

🧾️ Download transcript

Summary

Bats take off and land from an upside-down position -- and researchers have figured out how (and why) they accomplish this. Learn more in today's episode of BrainStuff, based on this article: https://animals.howstuffworks.com/mammals/how-bats-land-upside-down.htm

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Transcript

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0:00.0

I'm Paul Muldoon, a poet who over the past several years has had the good fortune to record

0:07.9

ours of conversations with one of the world's greatest songwriters, Sir Paul McCartney.

0:14.0

The result is our new podcast, McCartney, A Life in lyrics.

0:20.6

Listen to McCartney, A Life in lyrics on the iHeart radio app, Apple podcasts, or wherever

0:28.5

you get your podcasts.

0:32.1

Welcome to Brain Stuff, a production of iHeart radio.

0:36.4

Hey, Brain Stuff, Lauren Volabom here.

0:39.8

Bat's fly head first, belly down, wings stretched out to the side just as you might expect.

0:46.6

So how do they land upside down, a position that requires the mid-air acrobatics of a circus

0:52.5

flyer?

0:54.9

Well, before we answer that question, we first need to look at why bats would even want

1:00.1

to land upside down to begin with.

1:02.3

No other flying animal lands this way.

1:04.5

Why not just land like birds do with their feet firmly under their bodies?

1:09.8

The short answer is because bats wouldn't be strong enough to take off if they were

1:14.0

sitting upright.

1:15.7

Their wings don't produce enough lift, and their legs are too short to run along the ground

1:20.1

to generate enough speed to get them into the air from a head above feet position.

1:25.5

Instead they climb up high and literally fall into flying.

1:29.9

By landing and roosting upside down, they're ready to take flight if something threatens

1:34.6

their sleep.

1:36.7

So that's the why.

...

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