Prehistoric Mammal Articles

• Early Birds
  Birds
  New Species
  Fossils
  Dinosaurs
  Nature
   
  

  Archaeopteryx

  Archaeopteryx lithographica is the earliest and most primitive known bird. In the 1990s, the discovery of a number of well-preserved feathered dinosaurs solidified the link between dinosaurs and ... > more
• Early Humans
  Human Evolution
  Anthropology
  Evolution
  Origin of Life
  Charles Darwin
   
  

  Multiregional hypothesis

  The multiregional origin hypothesis of human species holds that some, or all, of the genetic variation between the contemporary human races is attributable to genetic inheritance from either Homo ... > more
• Human Evolution
  Early Humans
  Anthropology
  Cultures
  Fossils
  Evolution
   
  

  Neanderthal

  The Neanderthal or Neandertal was a species of Homo (Homo (sapiens) neanderthalensis) that inhabited Europe and parts of western Asia from about 230,000 to 29,000 years ago, during the Middle ... > more
• Fossils
  Environmental Policy
  Extinction
  Ice Ages
  Origin of Life
  Early Climate
   
  

  Cambrian

  The Cambrian is a major division of the geologic timescale that begins about 542 Ma (million years ago) at the end of the Proterozoic eon and ended about 488.3 Ma with the beginning of the Ordovician ... > more
• Cultures
  Ancient Civilizations
  Early Climate
  Archaeology
  Anthropology
  Human Evolution
   
  

  Stone tool

  A stone tool is, in the most general sense, any tool made of stone. Although stone-tool-dependent cultures exist even today, most stone tools are associated with prehistoric societies that no longer ... > more
• Tyrannosaurus Rex
  Dinosaurs
  Nature
  Paleontology
  Fossils
  Evolution
   
  

  Tyrannosaurus

  Tyrannosaurus is a genus of tyrannosaurid theropod dinosaur. The species Tyrannosaurus rex, commonly abbreviated to T.rex was one of the largest land carnivores of all time. It hails from what is now ... > more
• Organic Chemistry
  Graphene
  Electronics
  Nanotechnology
  Chemistry
  Fossil Fuels
   
  

  Carbon-14

  Carbon-14, 14C, or radiocarbon, is a radioactive isotope of carbon discovered on February 27, 1940, by Martin Kamen and Sam Ruben. Its nucleus contains 6 protons and 8 neutrons. Its presence in ... > more
• Fossils
  Origin of Life
  Dinosaurs
  Early Climate
  Paleontology
  Human Evolution
   
  

  Gondwana

  The southern supercontinent Gondwana (originally Gondwanaland) included most of the landmasses which make up today's continents of the southern hemisphere, including Antarctica, South America, ... > more
• New Species
  Apes
  Animals
  Life Sciences
  Wild Animals
  Developmental Biology
   

  Priapulida

  Priapulida are a phylum of marine worms with an extensible spiny proboscis. Priapulid fossils are known at least as far back as the Middle Cambrian. Their nearest relatives are probably Kinorhyncha ... > more
• Early Humans
  Human Evolution
  Anthropology
  Evolution
  Charles Darwin
  Cultures
   
  

  Human evolution

  Human evolution is the part of biological evolution concerning the emergence of humans as a distinct species. It is the subject of a broad scientific inquiry that seeks to understand and describe how ... > more

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