Remember… Natural Selection is the theory of evolution that states… “Organisms best suited for the environment are more likely to survive and reproduce.” What makes an organism “best suited” for their environment?
ADAPTATIONS
TRAITS WHAT IS A TRAIT? WHAT ARE SOME TRAITS HUMANS HAVE? . . . a characteristic
WHAT TRAITS HELP THIS GIRAFFE SURVIVE?
What do animals NEED to survive?? FOOD WATER OXYGEN
What does a SPECIES need to survive? need to reproduce need to avoid being eaten need to care for and protect their young
What are ADAPTATIONS? traits that help organisms meet their basic needs & survive in their surroundings
What adaptations does a SPIDER have to help him meet his needs? Camouflage coloring, long skinny legs, able to spin a web, and sticky feet.
What are some adaptations a WOODPECKER has? Long, sturdy beak Sharp claws Sticky tongue Tail Builds a nest
What are some adaptations a PENGUIN has? Fur, Webbed feet, sturdy beak, able to swim, holding breath, blubber, and coloring.
There are two TYPES of adaptations… Inherited, instinctive traits an organism does to survive. Affects the way an organism looks (body parts) or the way it is colored. Behavioral Structural
What are examples of Behavioral Adaptations? “I do a dance to tell my friends where to find the nectar-rich flowers.”
What is this scorpion doing? I keep my kids with me so no other animals will eat them! What is this scorpion doing?
What am I doing to protect myself from enemies? How do I survive the cold winters in the US and Canada?
The Ability to Learn is a behavioral adaptation, too . . . Your ability to learn is an inherited behavior… your parents passed it on to you. What you actually learn is not inherited. Example: Dogs have the behavioral adaptation of having “the ability to learn new tricks”. But a dog sitting & rolling over when asked is learned, not inherited. So, they cannot pass it on to their puppies.
What structural adaptations does this KANGAROO have?
What structural adaptations do BEAVERS have? Webbed feet Flat tail Large teeth
What structural adaptations do OPOSSUMS have?
Colors are structural adaptations, too… Colors can: Scare off enemies Camouflage animals Warn a predator that its poisonous THREE TYPES: PROTECTIVE Coloration WARNING Coloration MIMICRY
Animals with PROTECTIVE Coloration Can you spot us? Camouflaging/ blending into the environment to protect itself.
Animals with WARNING Coloration I’M WARNING YOU! I DON’T TASTE GOOD! Bright coloring used to warn predators of being poisonous.
Animals that use MIMICRY What is mimicry? . . . imitating another organism Am I a butterfly or an owl?
Which snake is the venomous Eastern Coral snake? WHY AM I SO CLEVER?
Quick Review What are adaptations? What is the difference between structural & behavioral adaptations? What is mimicry? What is warning coloration? How do animals that use warning coloration differ from animals that use mimicry?