2. How can color the Dog (white-brown) in photoshop

The Dog (white-brown)

1.At first open dog image & select small dog from quick selection tool.

2.When we are selected the dog, go to Image manu & click Adjustments-> Variations.
    You can see open variation box.

 3. Choose Midtones
     Fine-> 3
     More green click-> 1 time
     More yellow click-> 4 times
     More Magenta click-> 3 times
4. Now ready to your dog color brown.