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Copycats. Dolphins can copy each other's whistles, just as humans can say someone else's name.
Dolphins Can Call Each Other, Not by Name, But by Whistle
Early humans were able to move from Africa after a single genetic mutation allowed them to become vegetarians, scientists claim. The switch, which allowed humans to process vegetables, meant that humans were able to move away from water sources and spread across the continent.
180,000-Year-Old Mutation Allowed Humans to Become Vegetarians and Move Out of Africa : Science/Tech
Mugger crocodile and its distribution in Iran: By Asghar Mobarak and Elham Abtin
Mugger crocodiles in Iran
Today Haţeg is a landlocked town within the Eastern European country of Romania but 70 million years ago during the late Cretaceous it was an island within a shallow sea that covered much of today's Southern Europe.
Palaeobiology and Biodiversity Research Group, Department of Earth Sciences, University of Bristol
This article has been reviewed by the following Topic Editor: Mark McGinley
Wadi Al-Hitan (Whale Valley), Egypt
New Prehistoric Crocodile Found in "Kitchen Counters"
Fossils of a new species of ancient crocodile cousin have been found in limestone once destined for Italian kitchen countertops, a new study says.
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The Devonian Period The Earth’s geologic history is broken into many time periods. One of the most important of these is the Devonian period.
GEOL 104 In the Shadow of the Dinosaurs: Pterosaurs, Marine Reptiles, Mesozoic Mammals, Mesozoic Plants
Fall Semester 2012 In the Shadow of the Dinosaurs: Pterosaurs, Marine Reptiles, Mesozoic Mammals, Mesozoic Plants Dragons of the Sea and Air
At one time—estimated to be 200 to 300 million years ago—continents were united in one supercontinent or protocontinent named Pangaea (or Pangea, from the Greek pan, meaning all, and gaea, meaning world) that first split into two halves.
Continental Drift - History Of Wegener's Theory - Continents, Earth, America, and Africa
Artist's Rendering of Shieldcroc (Aegisuchus witmeri); Credit: Orginal artwork by Henry P. Tsai, University of Missouri
Most ancient crocodile discovered, Aegisuchus witmeri | Nature
Feb. 3, 2012 — A painstakingly detailed investigation shows that mass extinctions need not be sudden events.