Early Bird Articles

• Fossils
  Paleontology
  Evolution
  Early Mammals
  Dinosaurs
  Charles Darwin
   
  

  Fossil

  Fossils are the mineralized or otherwise preserved remains or traces (such as footprints) of animals, plants, and other organisms. The totality of fossils and their placement in fossiliferous ... > more
• Archaeology
  Ancient Civilizations
  Cultures
  Human Evolution
  Fossils
  Early Climate
   
  

  Cave painting

  Cave or rock paintings are paintings painted on cave or rock walls and ceilings, usually dating to prehistoric times. Rock paintings have been made since the Upper Paleolithic, 40,000 years ago. They ... > 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
• Extinction
  Dinosaurs
  Endangered Animals
  Endangered Plants
  Fossils
  Early Climate
   
  

  Extinction event

  An extinction event (also extinction-level event, ELE) occurs when a large number of species die out in a relatively short period of time. Since life began on Earth, a number of major mass ... > more
• Early Mammals
  Dinosaurs
  Paleontology
  Fossils
  Origin of Life
  Early Climate
   
  

  Mastodon

  Mastodons or Mastodonts are members of an extinct genus Mammut of the order Proboscidea; they resembled, but were distinct from, the woolly mammoth. While mastodons were furry like woolly mammoths, ... > 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
• Frogs and Reptiles
  Animals
  Wild Animals
  Fish
  Endangered Animals
  Extinction
   
  

  American Alligator

  The American Alligator has a large, slightly rounded body, with thick limbs, a broad head, and a very powerful tail. Males can weigh 500 lbs to over 1000 pounds; one American Alligator allegedly ... > more
• Early Humans
  Human Evolution
  Anthropology
  Evolution
  Charles Darwin
  Origin of Life
   
  

  Timeline of human evolution

  The timeline of human evolution outlines the major events in the development of humans species and the evolution of human's ancestors. It begins with the time of the origin of life and presents a ... > more
• Microbiology
  Cell Biology
  Molecular Biology
  Genetics
  Origin of Life
  Developmental Biology
   

  Prokaryote

  Prokaryotes are organisms without a cell nucleus, or indeed any other membrane-bound organelles, in most cases unicellular (in rare cases, multicellular). This set of characteristics is distinct from ... > more
• Dinosaurs
  Fish
  Extinction
  Evolutionary Biology
  Marine Biology
  Evolution
   
  

  Ichthyosaur

  Ichthyosaurs were giant marine reptiles that resemble a dolphin with large teeth. They lived during a large part of the Mesozoic era, and appeared about 250 million years ago (Ma), slightly earlier ... > more

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