Amigurumi Lorax

Step 7:

Thumb:  make 2 from mango yarn
Cast on 4st.
Row 1 – k all
Row 2 – p all
Row 3 – k all
Row 4 – p all
Cost off, leaving a long tail of yarn.

Fold thumb in half, length wise, use the tail yarn to sew the thumb closed from its tip to the base, then whip stitch the thumb to the hand.  Repeat with the other thumb and hand.