Custom Wolf-Themed T-Shirt Design

I'm seeking a talented artist to create a realistic T-shirt graphic for my brother, who has stage 4 brain cancer. The design will feature all 4 siblings' faces as wolves howling at the moon, inspired by a beloved wolf image.

Requirements:
- Realistic artistic style
- Utilize provided sibling photos
- Deliver final design in PNG format

Ideal Skills:
- Strong illustration skills, particularly in animal and human features
- Experience in creating personalized, emotional artwork
- Proficiency in digital design and PNG formatting

This artwork aims to bring joy during a difficult time, so creativity and sensitivity are crucial.