Adaptations

• What must organisms do to survive?

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

  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, body structure
• What are behavioral adaptations?

  • Ways organisms act or behave
  • Examples: migration, cooling behaviors
• What are functional adaptations?

  • Internal processes of an organism
  • Examples: metabolism, reproductive systems
• Why do seals and walruses have a rounded shape?

  To conserve body heat in cold environments
• How does the gray-brown color of seals help them?

  It camouflages them from predators
• What do elephants do to cool down in hot environments?

  Flap their ears and spray water
• Why do swallows migrate during winter?

  To avoid cold and lack of food
• 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 can brown bears adapt to their cold environment?

  By having thick fur for warmth
• What is a behavioral adaptation of brown bears regarding food?

  They choose from a variety of food types
• How do brown bears catch fish?

  Using long sharp claws
• What is hibernation in brown bears considered?

  A behavioral and functional adaptation
• What do extremophiles do?

  Live in extreme environments
• Where can extremophiles be found?

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

  Bacteria on the International Space Station