Arthropods A.Arthropod Characteristics B. Crustaceans C. Arachnids D. Centipedes/Millipedes E. Insects HVM.

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Presentation transcript:

Arthropods A.Arthropod Characteristics B. Crustaceans C. Arachnids D. Centipedes/Millipedes E. Insects HVM

Arthropods A.Arthropod Characteristics B. Crustaceans C. Arachnids D. Centipedes/Millipedes E. Insects Invertebrates Bilateral Symmetry Open Circulatory System 2 Opening Digestive System Sexual Reproduction

Arthropods A.Arthropod Characteristics 1. External Skeleton 2. Segmented Body 3. Jointed Appendages B. Crustaceans C. Arachnids D. Centipedes/Millipedes E. Insects

Arthropods A.Arthropod Characteristics 1. External Skeleton 2. Segmented Body 3. Jointed Appendages B. Crustaceans C. Arachnids D. Centipedes/Millipedes E. Insects Hard, waxy outer covering Made of protein and Chitin Protects body Gives support Prevents evaporation

Arthropods A.Arthropod Characteristics 1. External Skeleton 2. Segmented Body 3. Jointed Appendages B. Crustaceans C. Arachnids D. Centipedes/Millipedes E. Insects Molting – Process of shedding exoskeleton when it is out grown.

Arthropods A.Arthropod Characteristics 1. External Skeleton 2. Segmented Body 3. Jointed Appendages B. Crustaceans C. Arachnids D. Centipedes/Millipedes E. Insects Body divided into sections that move independently and serve different functions Allows for efficient movement

Arthropods A.Arthropod Characteristics 1. External Skeleton 2. Segmented Body 3. Jointed Appendages B. Crustaceans C. Arachnids D. Centipedes/Millipedes E. Insects Part of anatomy that projects from the body ex. Legs, antenna… Allows for greater flexibility Specialized for specific functions ex. Movement, sense

Arthropods A.Arthropod Characteristics B. Crustaceans 1. Physical Characteristics 2. Obtain Food/Oxygen C. Arachnids D. Centipedes/Millipedes E. Insects 2-3 Body sections 5 or more pairs of appendages At least 1 pair of appendages per segment

Arthropods A.Arthropod Characteristics B. Crustaceans 1. Physical Characteristics 2. Obtain Food/Oxygen C. Arachnids D. Centipedes/Millipedes E. Insects Front appendages called chelipeds grab food Scavangers Herbivores Carnivores

Arthropods A.Arthropod Characteristics B. Crustaceans C.Arachnids 1. Physical Characteristics 2. Obtain Food/Oxygen D. Centipedes/Millipedes E. Insects 22 Body Sections 4 pairs of legs No antenna

Arthropods A.Arthropod Characteristics B. Crustaceans C.Arachnids 1. Physical Characteristics 2. Obtain Food/Oxygen D. Centipedes/Millipedes E. Insects SpSpiders – Fangs to inject venom and suck in dissolving tissue Scorpians – stinger to inject venom Ticks - parasites

Arthropods A.Arthropod Characteristics B. Crustaceans C. Arachnids D.Centipedes/Millipedes 1. Physical Characteristics 2. Obtain Food/Oxygen E. Insects 2 Body Sections 2 or 4 legs per segment 1 pair of antenna

Arthropods A.Arthropod Characteristics B. Crustaceans C. Arachnids D.Centipedes/Millipedes 1. Physical Characteristics 2. Obtain Food/Oxygen E. Insects Centipedes – carnivores that inject venom into prey Millipedes - scavangers that mostly eat decaying leaves

Arthropods A.Arthropod Characteristics B. Crustaceans C. Arachnids D. Centipedes/Millipedes E.Insects 1. Physical Characteristics 2. Obtain Food/Oxygen 3 Body sections 6 Legs 1 Pair of antenna

Arthropods A.Arthropod Characteristics B. Crustaceans C. Arachnids D. Centipedes/Millipedes E.Insects 1. Physical Characteristics 2. Obtain Food/Oxygen Specially adapted mouth parts Carnivores Herbivores Scavangers