Those are hard edges (or the vertices aren't welded). Try selecting those edges and going to Normals > Soften Edge. If that doesn't work, make sure you've combined both objects and welded the vertices right.
Well I tried to soften the edge, and yet it didn't work. I double checked to see and both objects are combined and all of the vertices are welded (by the way to weld I use Edit Mesh > Merge, in case there is another way to weld). I even tried to soften the edge a number of times and it didn't work. However, I have noticed…
For the last couple of weeks I have been using this tutorial ,which was originally intended for 3DS Max, to model a character for the first time ever. Things have been going well until I got to the assembly section where I was asked to connect the ear with the head (first page of that part). Whenever I connect the the two…