Why is my fir tree shaped differently and how should it be taken care of?

Question: I’ve a fir tree which is around 20 years old. Some time ago it appeared to ‘morph’ to what it is now – like 2 different trees growing as one. The top part of the tree has multiple small pine cones growing on it. I am interested if you can shed any further light read more Why is my fir tree shaped differently and how should it be taken care of?