The correct answer would be: The up-and-down motion of the tongue when sucking.
I hope that helped! c:
What is your question? I can help!
<span>It is usually the best practice to start checking from his or her lower limbs, toes and gradually progress upwards ,legs waist , stomach, chest, hands and the head lastly. In short, do it from the bottom to the top.</span>
I would go for D or A! :)
The most likely cause of the beak variation is the food source of the finch, the break size and shape was adapted to most likely have easier and better access to food. <span />