Paleotologist are the ones that discover Dinosaur remains such as bones,waste,footprints,skeletons,eggs,nest ect.They discover Dinosaur remains in Dig Sites that are found on formations such as the Chenini formation,Judith river.Most times dinosaur remains are found under the ground so Paleotologist excaveted down to find the remains sometimes Paleotologists find other remains that help us understand more the Prehistoric life that lived on our beatifull planet.