Adaptations

• What must organisms do to survive?

  Adapt to their environment
• How does a polar bear adapt to cold environments?

  It has thick fur for insulation
• What adaptation helps owls see in the dark?

  Big eyes for better night vision
• Into how many groups do scientists categorize adaptations?

  Three groups
• What are the three groups of adaptations?

  Structural, behavioral, and functional
• What are structural adaptations?

  • Physical features of an organism
  • Examples: shape, color, and size
• Why do seals and walruses have a rounded shape?

  To conserve body heat in cold environments
• What color helps seals and walruses camouflage?

  Gray-brown color
• What are behavioral adaptations?

  • Actions or behaviors of organisms
  • Examples: cooling behaviors, migration
• How do elephants cool themselves in hot environments?

  By flapping their ears and spraying water
• Why do some birds migrate during winter?

  To avoid cold and lack of food
• What are functional adaptations?

  • Internal processes of organisms
  • Examples: metabolism, reproductive systems
• How do desert animals conserve water?

  By producing little sweat and concentrated urine
• What do camels store in their humps?

  Fat that can be broken down for water
• How would you describe the adaptations of brown bears?

  • Thick fur for cold environments (structural)
  • Diverse diet for survival (behavioral)
  • Sharp claws for catching fish (structural)
  • Hibernation to conserve energy (behavioral and functional)
• What does the Latin name of the brown bear indicate?

  It lives in northern latitudes
• Why is the brown bear's diet considered diverse?

  It includes various food types
• What are the adaptations of brown bears for catching prey?

  Long sharp claws and strong muscles
• What is hibernation in brown bears?

  • Overeating in summer
  • Sleeping in a den during winter
  • Lowered metabolism to conserve energy
• What are extremophiles?

  • Microorganisms like bacteria and archaea
  • Adapted to extreme environments
• Where can extremophiles live?

  Hot springs, salt lakes, and deep sea vents
• What did astronauts find in 2017?

  Bacteria on the International Space Station