Clean the wound with peroxide and make sure he is alright. If not, take him to the vet.
tighten skin under neck
Apply Bio Oil directly on your neck every morning and night or 4-5 drops in the bath and you should start to see your neck improving with in two weeks. DO NOT USE ON BROKEN SKIN. This is also best for scars, stretch marks, uneven skin tones, ageing skin and dehydrated skin.
Bleeding under the skin (internal bleeding)
Yes, it is important to have the bump on your neck checked by a doctor.
Subcutaneous bleeding is when there is bleeding beneath the skin's surface. It can appear as bruising or discoloration of the skin. It is commonly caused by trauma or injury to the blood vessels.
it is impossible to measure the thickness of the neck skin of a big bear, because it will eat you
no
platelets is what forms to help you stop bleeding
I believe there is some sort of surgery to get rid of extra skin on the neck?
Sub Q (under the skin) in the neck with a needle and syringe. Look on the bottle to calculate the dosage for your calf: it should be on a cc (or mL) per 100 lb basis.
You should ask your doctor,
It could be that the dog has sensitive or itchy skin and therefore is biting or scratching at the skin so that there are patches of skin missing.