Pet photos rarely arrive perfectly clean — staining around the eyes, discolored fur near the mouth, and stray hairs are common problems that need fixing before any serious portrait work begins. This workflow covers how to remove those distractions manually using overpaint and fur brushes, then finish with eye enhancement techniques
Read the full article here: Retouching Pet Portraits in Photoshop: Cleaning Fur, Eyes, and Fine Details Photoshop Roadmap