guns and bows

[sitifan]

At 11:47 of the video below:
People use guns and bows to protect ...

The pronunciation of bows sounds very odd to me. Is it acceptable to native speakers?

 

[Tarheel]

It's probably quite acceptable to Australians.

 

[Skrej]

I think the narrator just misread 'bow' (projectile weapon) as 'bow' (incline head/body) on the script.