He saw the drove who were swimming in the river. Some were drinking and some were resting, cooling off in the river.
Lumiel was in the tree trunk staring at them from the top. With their numbers, Lumiel expected them to be loud. Others were fighting for their mate and were squeaking as they were fighting.
Their young were protected by their mothers as the males were surrounding them. As he scanned for them, he can easily eliminate the whole drove but it would be a waste of food. Not all could be carried by his small back.
A rather disadvantage when he has a small body. Even so, he planned to kill a large enough swine for the three of them. His father, mother and, him.
He picked his target which was swimming in the river. He prepared his strength to propel in the air and jumped at them.
Equipped his bow and hastily knocked his arrow on the bowstring. Squatting while in the air and draws the bowstring with all his might.