Whats Worse Than Finding Half A Maggot In your Apple?

Whats Worse Than Finding  Half A Maggot In your Apple?

Observation - Whats Worse Than Finding Half A Maggot In your Apple? - UK and Ireland. Description: Finding Half a Maggot in your apple tree ! .. Sorry this is sad & a bit grizzly.. I A split in the

Finding Half a Maggot in your apple tree ! .. Sorry this is sad & a bit grizzly.. I A split in the branch looked rotten, & was blackening , so i cut it off about 8 inches back, but unfortunately cut into a maggot or boring grub that was living in the hollowed out branch ... I was shocked . but keen to know what it was ... Should I avoid pruning similar parts of the tree to protect these , or will it kill my tree ?