The mammalian order Eulipotyphla includes four extant families of insectivorans:
Solenodontidae (solenodons); Talpidae (moles); Soricidae (shrews); and Erinaceidae …

Tardigrade xenarthrans are today represented only by the two tree sloth genera Bradypus
and Choloepus, which inhabit the Neotropical rainforests and are characterized by their …

Sloths are represented today only by two distantly-related small, arboreal, and folivorous
genera. However, the fossil record of the clade is composed of many more taxa, with much …

The phylogeny of Galliformes (landfowl) has been studied extensively; however, the
associated chronologies have been criticized recently due to misplaced or misidentified …

The internal cranial morphology of the terrestrial sloth Glossotherium robustum is described
here based on a neurocranium from the late Pleistocene of the Pampean region of Buenos …

Mylodon darwinii is the extinct giant ground sloth named after Charles Darwin, who first
collected its remains in South America. We have successfully obtained a high-quality …

—Megalonychid sloths are well known from the Quaternary of many West Indian islands,
and some isolated remains date back as far as the early Oligocene. Phylogenetic …

The Neotropics are one of the most species rich regions on Earth, with over 3150 species of
birds. This unrivaled biodiversity has been attributed to higher proportions of mountain …

Two new specimens of the aquatic sloth Thalassocnus from the Pliocene of Peru are
described, one of T. carolomartini McDonald and Muizon, 2002 and the other T. yaucensis …

Macroevolutionary trends exhibited by retroviruses are complex and not entirely understood.
The sloth endogenized foamy-like retrovirus (SloEFV), which demonstrates incongruence in …