Marine turtles are generally viewed as vulnerable to climate change because of the role that
temperature plays in the sex determination of embryos, their long life history, long age-to …

▪ Abstract The number, size, and scope of phylogenetic analyses using molecular data has
increased steadily in recent years. This has simultaneously led to a dramatic improvement in …

INTRODUCTION Crocodilians and birds are the two extant clades of archosaurs, a group
that includes the extinct dinosaurs and pterosaurs. Fossils suggest that living crocodilians …

In The Genesis of Animal Play, Gordon Burghardt examines the origins and evolution of play
in humans and animals. He asks what play might mean in our understanding of evolution …

Over the last 25 years, researchers, mostly paleontologists, have developed a system of
rank-free, phylogenetically defined names for the primary clades of turtles. As these names …

Dating the tree of life is a core endeavor in evolutionary biology. Rates of evolution are
fundamental to nearly every evolutionary model and process. Rates need dates. There is …

Background The morphological peculiarities of turtles have, for a long time, impeded their
accurate placement in the phylogeny of amniotes. Molecular data used to address this major …

Sauropoda is among the most diverse and widespread dinosaurlineages, having attained a
near‐global distribution by the MiddleJurassic that was built on throughout the Cretaceous …

Far from the line drawings and black-and-white photos of the past, Infectious Diseases and
Pathology of Reptiles features high-quality, color photos of normal anatomy and histology …

Amniotes include mammals, reptiles and birds, representing 75% of extant vertebrate
species on land. They originated around 318 million years ago in the early Late …