1_1_Vertebrates animals

1_1_Vertebrates animals

1. Fish

   • Characteristics
     • Aquatics
     • Most carnivores
     • Fusiform body
     • Fins
     • Lateral line
     • Poikilothermic
   • Tipes
     • Bony fish
       • Bony skeleton
       • Scales
       • Swim bladder
       • Operculum
     • Cartilaginous fish
       • Cartilaginous skeleton
       • Small denticles
       • Gill slits

2. Amphibians

   • Characteristics
     • Skin with no covering
     • Terrestrial in need of water
     • Most are carnivores
     • Four lims or legs
     • Poikilothermics
   • Tipes
     • Anelidos
       • Short Body
       • Frogs and toads
       • Hind legs more developed than front legs
     • Urodelos
       • Long thinner body
       • Salamanders and newts
       • Four short legs of equal length

3. Reptiles

   • Tipes
     • Sauria
       • They can shed their tail
       • Lizars and iguanas
       • Long body
     • Ophidia
       • Snakes
       • Long bodies with no limbs
       • Move by slithering
       • Some have poison glands
     • Testudines
       • Tortoises and sea turtles
       • They have carapace
       • Have flippers
     • Crocodilia
       • Crocodiles and alligators
       • Long snout and robust body
       • The tail is used for swimming
   • Characteristics
     • Scales
     • Four limbs
     • Tail long and pointed
     • Poikilothermics
     • Terrestrial
     • Almost are carnivores

4. Birds

   • Characteristics
     • Terrestrials
     • Some are carnivores
     • Fusiform body shape
     • Feathers
     • Beaks
     • Light skeletons
     • Homeothermics
     • Can fly
     • four limbs
   • Tipes
     • Flyings birds
       • Well- developed wings
       • Keel
     • Flightless birds
       • Reducides wings
       • Not keel

5. Mammals

   • Tipes
     • Marsupials
       • Have a external pouch
       • Not placenta
       • Habitat: South America and Austrialia
     • Monotremes
       • There are oviparos
       • Habitat: Australia and New
     • Placentals
       • Have placenta
       • The most mammals
       • Habitat: over the planet
     • Humans
       • Order of primates
       • Five fingers oposites
       • Body hair isn´t abundant
       • Brain higly and developed
       • Sweat glands
       • Arms end in hands with an opposable thumb
       • Bipeds
       • Babies are fully developeds but helpless
   • Characteristics
     • Terredtrials and acuatics
     • Carnivores, hervivores and omnivores
     • Hair or fur
     • Four limbs
     • Glands
     • Lips and

6. characteristics

   • Multicellular
   • Bilateral
   • Internal skeleton
     • Spinal column
     • vertebrae
   • Body made up
     • Head
     • Trunk
     • Sometimes a tail
   • Nervial sistem
     • Brain
     • Spinal cord
     • Nerves

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