Dear Readers, Are you expecting a typical story about lake ecology? You may be
disappointed as there is nothing typical about Great Salt Lake nor this time in Earth's history …

On low islands or island groups such as the Bahamas, surrounded by shallow oceans,
Quaternary glacial–interglacial changes in climate and sea level had major effects on …

The role of Quaternary glacial–interglacial intervals in shaping the diversity and distribution
of Neotropical species has been the focus of considerable research. The Neotropics sustain …

Since the late Pleistocene humans have caused the extinction of species across our planet.
Placing these extinct species in the tree of life with genetic data is essential to understanding …

There are three extant species of wild canids in Venezuela: Urocyon cinereoargenteus,
Cerdocyon thous, and Speothos venaticus, excluding the feral domestic dog (Canis …

A long-standing hypothesis in evolutionary biology is that the evolution of resource
specialization can lead to an evolutionary dead end, where specialists have low …

Pubenza is a remarkable palaeontological site of Colombia, and a place that could hold
some of the potentially oldest evidence of humans in northern South America. Previous …

We report late Quaternary fossils of the hind limb (tibiotarsus, tarsometatarsus, hallux, pedal
phalanges) of an extinct species of eagle (Accipitridae) from Hispaniola (Haiti, Dominican …

The first unequivocal records of teratornithid birds from the Pleistocene of South America are
here described, adding a new member, and the largest, to this highly diversified guild of …

Together, puffbirds (Bucconidae) and jacamars (Galbulidae) form the suborder Galbulae,
sister group of all other Piciformes. Hitherto, the Galbulae had no ascertained pre …