What are the sleeping postures of various animals?

Animals sleep in the following positions:

1, the lamb sleeps on his knees.

2. The kitten sleeps on its stomach.

3. Horses and cranes sleep standing up.

The tortoise sleeps in its shell.

5. Owls sleep with their eyes open.

6. The snake is sleeping.

7. Bats sleep upside down.

8. Yuanyang sleeps together.

9. The kangaroo sleeps in its mother's bag.

1, the little hedgehog sleeps in a ball.