This toy made of cotton thread (as well you can use acrylic yarn).
It has 2 wireframes inside made of aluminium wire. The first frame passes from the head to the end of its tail. The second one joins both legs. The frames allow Kangaroo to sit leaning on the tail.

For the work you need:
cotton thread or acrylic yarn - 30g (orange, light and dark brown, a little bit white color)
plastic eyes of diameter ~ 5 mm

A hook 1.5 mm

Aluminium wire for the frames