140 likes | 409 Views
THE ANIMAL KINGDOM BASIC CHARACTERISTICS OF ANIMALS: 1. 2. 3. N INE ANIMAL PHYLA INVERTEBRATES: VERTEBRATES (CORDATES): (1 phylum). MULTICELLULAR ORGANISMS. CAPABILITY OF LOCOMOTION. MUST INJEST FOOD. ( 8 PHYLA).
E N D
THE ANIMAL KINGDOM BASIC CHARACTERISTICS OF ANIMALS: 1. 2. 3. NINE ANIMAL PHYLA INVERTEBRATES: VERTEBRATES (CORDATES): (1 phylum) MULTICELLULAR ORGANISMS CAPABILITY OF LOCOMOTION MUST INJEST FOOD (8 PHYLA) ALL LACK INTERNAL SKELETON, SOME HAVE EXOSKELTON OR SHELL INTERNAL SKELTON MADE OF BONE/ CARTILAGE
1. PORIFERA: SIMPLEST ANIMALS NO TISSUE LAYERS EXAMPLES: SPONGES
2. CNIDARIA HOLLOW BODY HAVE STINGING CELLS TWO BODY FORMS MEDUSA & POLYP EXAMPLES: CORAL, JELLYFISH, SEA ANEMONE
3. PLATYHELMINTHES: EXAMPLES: PLANARIA, FLUKE, TAPEWORM UNSEGMENTED WORMS FLAT WORMS
4. NEMATODA UNSEGMENTED WORMS ROUND WORMS EXAMPLES: HOOKWORMS, HEARTWORMS
5. ANNELIDA SEGMENTED WORMS MOST ADVANCED WORMS EXAMPLES: LEECH, EARTHWORMS
6. ARTHROPODA SEGMENTED ANIMALS EXOSKELETONS MADE OF CHITIN CLASS CRUSTACEAN - MARINE ORGANISMS EXAMPLES: SHRIMP, LOBSTER, CRAB, BARNACLE
7. MOLLUSCA SOME HAVE SHELL UNSEGMENTED, SOFT BODIES EXAMPLES: SNAIL, SCALLOP
8. ECHINODERMATA HAVE A DERMAL SKELETON WITH SPINES & PLATES ONLY LIVE IN MARINE ENVIRONMENT EXAMPLES: SEA URCHIN, SEASTAR, BRITTLESTAR
9. CHORDATA EXAMPLES: FISH, REPTILES, BIRDS, AMPHIBIANS, MAMMALS HAVE INTERNAL SKELETON BACKBONE TO PROTECT SPINAL CORD