It really depends. If hes looking out the window barking it's probabley something outside. mabey hes lonely(looking for some attention),needs to go,playful mood (people running around,yelling),(muzzle wrinkled showing teeth) vicious mood.
Examples of the sentence using pronouns.It barks at the cat.The dog barks at it.He barks at the cat.The dog barks at her.She barks at him.
get a muzzle maybe? (for the dog obviously) :)
A dog barks while a frog croaks.
It means your a dog...
Usualy I put a shock collar on the dog. If you don't want to hurt the dog, grab the back of its neck when it barks.
There's always sodium pentobarbital... Assuming you don't actually want to euthanize the dog, then you can get a collar which is sensitive to loud noises and will shock the dog when it barks. The dog will rapidly learn to associate barking with discomfort and should stop barking needlessly.
barking
ALL DOGS BARK IT IS THEIR WAY OF TALKING.IF YOU WANT A PET DOG THAT DOES NOT BARK DONT GET A LITTLE DOG BARKS THE MOST.
The dog either feels nervous or threatened by the stranger and they are feeling protective of their territory. It could also be just because they want to play with him or her.
dog
"Hello, how are you?" Woof.
A seal ! (or a dog !)