A scientist with the Canadian Museum of Nature has answered a long - standing mystery about why fossils of ankylosaurs — the «armoured tanks» of the dinosaur world — are mainly found belly - side up. (sciencedaily.com)
«Flipside of a dinosaur mystery: «Bloat - and - float» explains belly - up ankylosaur fossils.» (sciencedaily.com)
Other large herbivores, such as three - horned ceratopsians and armored ankylosaurs, also roamed the area (SN: 6/24/17, p. 4). (sciencenews.org)