For those that like this sort of thing, Wikipedia calls them malapropisms [1]. Reddit has a bunch of them at r/BoneAppleTea [2].
[1]: https://en.wikipedia.org/wiki/Malapropism [2]: https://old.reddit.com/r/BoneAppleTea.
[1]: https://en.wikipedia.org/wiki/Malapropism [2]: https://old.reddit.com/r/BoneAppleTea.
That is, I bet if we asked the speaker to write it down, he would write "quid pro quo", no birds to be seen.