Photo Editing for Dog Grooming Business

I need a skilled photo editor to replace people and animals in several photos. The finished images must be fully realistic, matching the original lighting and shadows.

Requirements:
- Replace with specific people and pets from provided photos
- Fully realistic integration
- Photos are for website and social media use

Ideal Skills:
- Experience in advanced photo manipulation
- Strong understanding of lighting and shadows
- Attention to detail for a natural look
- Proficient in Photoshop or similar software