• 1. 
    In what geological period did birds evolve?

  • Permian
  • Triassic
  • Jurassic
  • Pleistocene
  • 2. 
    On what continent did horses evolve?

  • Asia
  • Antarctica
  • Australia
  • North America
  • 3. 
    Which group of birds migrates the farthest when measured by body length?

  • hawks
  • hummingbirds
  • larks
  • robins
  • 4. 
    What is the hardest tissue in a mammal’s body?

  • medulla
  • lip
  • enamel
  • aorta
  • 5. 
    The tallest land creature is the:

  • giraffe
  • tapir
  • grizzly bear
  • elephant
  • 6. 
    What is the name for the family of small birds that can hover?

  • sewingbirds
  • sparrows
  • hummingbirds
  • gnats
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