Ornithothoraces follows the results of a phylogenetic analysis by Wang "et al.", 2016: Ornithothoraces Ornithothoraces is a group of avialans that includes all enantiornithes ("opposite birds") and the euornithes ("true birds"), which includes modern birds and their closest ancestors. The name Ornithothoraces means "bird thoraxes". This refers to the modern, highly advanced anatomy of the thorax that gave the ornithothoracines superior flight capability compared with more primitive avialans. This anatomy includes a large, keeled breastbone, elongated coracoids and a modified glenoid joint in the shoulder, and a semi-rigid rib cage. The earliest known members of the group are the enantiornitheans "Protopteryx
Scientific controversy how fast is it occurring and how to model it which is what is being researched and debated. It is important to distinguish between these two so that the real scientific issue does not get missed.[1] Scientific Debate- Scientific debate is based on evidence and factual information. Because of this, only experts are typically qualified to debate. The exclusion of non-scientist participants in debates causes a struggle for recognition of other significant issues such as economic concerns or cultural value of the environment. Scientific Controversies & Education- Scientific Controversies influence education more than one would expect. Scientific issues relating to