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Major Eras - Coggle Diagram
Major Eras
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Mesozoic Era
Reptiles and birds
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scientist have identified hundreds of dinos, some that ate plants and others that were predators
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late in the jurassic period, the first birds appeared in the skies
Flowering plants
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unlike the conifers, flowering plants produce seeds that are inside a fruit
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Another mass extintion
Scientists hypothesize that there was an asteroid that struck earth when it was vulnerable due to the volcanic activities
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Age of reptiles
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plants and animals that survived were: fish, insects, and cone-bearing plants
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Cenozoic Era
Ice Ages
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The latest warm period began about 10,000 and 20,000 years ago (during this time the sea level rose and the ice melted)
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Humans
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by about 12,000 and 15,000 human have had migrated to every continent but antartica