The whole‐body (tachymetabolic) endothermy seen in modern birds and mammals is long
held to have evolved independently in each group, a reasonable assumption when it was …

The ascendancy of dinosaurs on land near the close of the Triassic now appears to have
been as accidental and opportunistic as their demise and replacement by therian mammals …

The long-awaited revision of the industry standard on phylogenetics Since the publication of
the first edition of this landmark volume more than twenty-five years ago, phylogenetic …

Archosaurs have a 250 million year record that originated shortly after the Permian-Triassic
extinction event and is continued today by two extant clades, the crocodylians and the …

Dental Functional Morphology offers an alternative to the received wisdom that teeth merely
crush, cut, shear or grind food and shows how teeth adapt to diet. Providing an analysis of …

Uncertainties in the phylogeny of birds (Avialae) and their closest relatives have impeded
deeper understanding of early theropod flight. To help address this, we produced an …

Dinosauromorpha includes dinosaurs and other much less diverse dinosaur precursors of
Triassic age, such as lagerpetids [1]. Joint occurrences of these taxa with dinosaurs are rare …

Upper Triassic rocks in northwestern Argentina preserve the most complete record of
dinosaurs before their rise to dominance in the Early Jurassic. Here, we describe a …

ABSTRACT A detailed osteological description of Tyrannosaurus rex Osborn, 1905 is
presented, based primarily on the most complete specimen yet collected of this taxon …

" Rather than favoring only one approach, Juan J. Morrone proposes a comprehensive
treatment of the developments and theories of evolutionary biogeography. Evolutionary …