To remedy the problem remove the first row of tiles and realign them so the birdstop will fit properly.
How to remove pest and birds from roof tiles.
Working with roof tiles is a lot easier when you know a couple of basic tricks.
The droppings of rodents birds damp wood or improperly stored textiles are all potential attractions.
This video from bunnings shows you how to take a tile off and replace it prop.
If the whole roof is poorly aligned birdstop will not help.
Hanging aluminum foil strips or reflective tape like irri tape from trees near your roof will scare birds away in two ways.
Intimidating looking birds with a large reddish head and dark feathered body turkey vultures will attack and strip tiles caulking and even gutters off buildings and roofs.
When the tape flaps in the wind it ll make a sharp metallic clacking sound.
Keeping your roof space dry with weatherproof tiles and blocking out birds and rodents will reduce their food sources.
Insects will usually only move into your home if they have a food source.