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I have one and if you keep whistling to it and stroking it if it lets you then eventually it'll trust you and stop biting. But it depends on the cockatiel itself, so sorry if these dont work for you.
Grannicks Bitter Apple Spray is the most well known product to stop chewing and licking. The one time I used it it didn't work but many people swear by it. You can get it at any pet store.
You have to train it. If it doesn't listen, then you should take it to obedience school.
This is a worrying question. Please stop giving your dog benadryl.
To teach your cat to stop biting, you can use positive reinforcement by rewarding good behavior with treats or toys, and redirecting their biting to appropriate toys. Consistency and patience are key in training your cat to stop biting.
By licking my balls
You can put a cone collar or a bitter-tasting spray on your dog to stop them from licking excessively.
It is common in dogs and referred to as hot spots. You should keep it clean. You can bath the area with a mild detergent or baby shampoo, and pat dry. Try to keep the dog from scratching or biting it (good luck). You can use hydrocortisone spray to stop the itching. Benadryl tablets can also stop the itch. We have always used Benadryl, but you should check with your Vet first.
The most effective spray to stop dogs from licking their paws excessively is a bitter-tasting spray specifically designed to deter licking behavior. These sprays are safe for dogs and can help discourage them from licking their paws.
shave it off
hit them
How to stop biting my nails