Ecology of the brontosaurs.
D000220:Adaptation, Biological; D000717:Anatomy, Comparative; D000818:Animals; D001188:Artiodactyla / Q000033:anatomy & histology; D004463:Ecology; D004606:Elephants / Q000033:anatomy & histology; D010163:Paleontology; D012104:Reptiles; D012863:Skeleton / Q000033:anatomy & histology