Introduction / Christina J. Campbell -- Morphology and evolution of the spider monkey, genus Ateles / Alfred L. Rosenberger ... [et al.] -- The taxonomic status of spider monkeys in the twenty-first ...

The fossils were found in flooded caves in the Dominican Republic. The cache, including seven skulls, five mandibles (jawbones) and dozens of other skeleton parts, makes the fossil site, Cueva Macho, ...

When you learned about the history of human evolution in school, there's a good chance you were shown one all-too-familiar image. That picture probably showed a conga line of human-like creatures, ...