The earth through time

• Lizard and winged insect first appeared in what era?

  Paleozoic era
• 90% of species became extinct in what era?

  Paleozoic era
• In what ERA did the golden age of dinosaur occur?

  Mesozoic era
• In what era was the age of mammals?

  Cenozoic era
• What era did the first bird appear?

  Mesozoic era
• Human culture flourished in what era?

  Cenozoic era
• The first horse appeared in what era?

  Cenozoic era
• First animal with backbone appeared in what era?

  Paleozoic era
• What era did the homonids develop?

  Cenozoic era
• The first dinosaur appeared in what era?

  Mesozoic era
• The first dinosaur appeared in what period?

  Triassic period
• In this period, is the "Golden age of dinosaurs".

  Jurassic period
• Lizards and winged insects first appeared in Pennsylvanian period.
• 90% of Earth's species become extinct in what period?

  Permian period
• First birds appeared in what period?

  Jurassic period
• First horse appeared in what period?

  Paleocene period
• Homonids developed in what period?

  Pliocene period
• First animals with bones appeared in what period?

  Ordovician period