detailed image of a dinosaur bone crosssection showcasing the growth rings and health ideal for paleohistology research

detail dinosaur bone crosssection showcase growth ring health ideal osteocyte biological stratigraphy taphonomy forensic fieldwork scientific historical excavation record bioarchaeology environmental electron radiology isotope adaptation inquiry examination xenopsylla morphology histology prehistoric species specimen geochemistry history paleontology discovery microscopy paleoart paleoimage evolution anatomy ichthyology marrow radiographic petrology zooarchaeology microscope vertebrate