The crazy candy colors that are currently trending bleed easy, and that's part of the deal. The best thing to avoid bleeding is to use a color save shampoo and conditioner, rinsing with cool water and towel blotting so it doesn't drip when wet.
If your hair is severely damaged, it will not be possible to get a color that requires pre-lightening, such as pink, without risking severe damage and breakage.
Leather is porous and will tend to absorb whatever quantity of wax is applied. Try wrapping 2 layers of clean white newsprint and ironing the surface. You need to have...
Use a clean cloth or a some gauze to apply direct pressure to the cut until it stops bleeding. If that doesn't work, or the dog has sustained a major...