Here are a few patterns to practice with, feel free to use the as you wish. I have included chickens, always a favourite! Also, a peacock for decorative use, I used it on a jewellery box and added acrylic paint.
Pyrography worksheets, compiled by Linda Fellows cover heat settings, drawing lines, light and shade, aerial perspective, dark backgrounds, ribbons, folds and wrinkles on animal skin. They are well worth a look! This link will also take you to an indepth look at artists and 'Pyrography from around the world' by Patrick Faleur.