Get a long twisting balloon and a hand pump
Inflate the balloon, leaving a small uninflated tail at the end
Tie the balloon closed
Make the first twist near the tied end for the head
Make two more twists for the ears
Twist the ears together to form the head
Make a longer section for the neck
Twist two equal sections for the front legs
Twist those sections together at the body
Make a longer section for the body
Twist two equal sections for the back legs
Twist those sections together
Adjust the shape so the balloon animal holds together