Both Uses

squabble
in
Nation, by Terry Pratchett
(Auto-generated)

Birds Mau had never seen before were squabbling with the familiar, everyday ones.†
Chpt 2. *

squabbling = arguing -- typically over unimportant things
They squabbled for a while and then, with the occasional pause for another brief fight, settled down to some serious boozing, rocking backward and forward because that is how birds move when they drink, then rocking backward and forward and forward and falling over a lot, which is how birds move when they have been drinking fresh beer.†
Chpt 3.

squabbled = argued -- typically over unimportant things

Definitions:

(1) (squabble)
an act or instance of arguing -- typically over unimportant things
(2) (meaning too rare to warrant focus)