Animal crossword puzzle

12345678
Across
  1. 1. It is small and it jumps to move from a place to another
  2. 2. Its poisonous and does not have legs or hands
  3. 4. It has wings but can't fly and can be found in Antarctica
  4. 6. It has wings but cannot fly
  5. 7. The color of it's skin is black and white
  6. 8. It can bark
Down
  1. 1. It lives in the sea and you can eat it
  2. 3. Its very big and grey in color
  3. 5. It fly in the sky
  4. 6. This animal favorite food is fish