1. What is the purpose of the lab? for owl pellets (subject is science it dont show for science subject)​

It really depends but, the purpose (what I think) is was to explore and identify what an organism, in this case an owl, consumed based on the remains found in its scat/waste and identify the organisms eaten by the owl.

the anwser is went creeping down the river again, across the wide lonely marshes to the sea.

i longed to go with them out into the world to seek my fortune in foreign lands—africa, india, china and peru!

and, dreaming of the lands i had never seen, i'd sit on there, watching till they were out of sight.

“asleep in his bed” is personified.