1_Vertebrate Animals

1_Vertebrate Animals

1. Types

   • Fish
     • Caracteristics
       • They have a fusiform body
       • Have lateral line
       • They are poikilotherms
       • His extremities are fins
     • There are different groups
       • Bony Fish
         • Skin covered with scales
         • most have a swim bladder
         • Operculum
       • Cartilaginous fish
         • Composed of small denticles
         • Have gill clefts
   • Birds
     • Bird Groups
     • Caracteristics
       • Fusiform body
       • they have homeotermic
       • Four members that are wings
       • The mouth has no teeth, only the beak
     • Parts of a feather
       • Rachis
       • Barbs
       • Calamus
   • Mammals
     • Caracteristics
       • Four leg, flap or flap members
       • They are homeotherms
       • Possess outer ears, Lips and Teeth
       • Body covered by hair
   • Amphibians
     • Caracteristics
       • They are poikilotherms
       • skin with no covering
       • four limbs or legs
     • Amphibian groups
       • Anurans
         • Amphibians without tail
       • urodelos
         • Amphibians with tail
   • Reptiles
     • Caracteristics
       • Have scales
       • They are poikilotherms
       • Its tail is often elongated and pointed
       • Have four legs in the shape of a leg
     • There are different groups
       • Sauria
       • Testudines
       • crocodilia
       • ophidia
   • Human beings
     • Caracteristics
       • They own Opposable thumb
       • We have little hair
       • Brain very developed
       • We are bipeds, we walk two feet.
       • The skin is covered by numerous sweat glands
       • When babies are born they are defenseless

2. Characteristics

   • Are Multicellulars
   • Vertebrate animals show bilateral symmetry
   • Have internal skeleton or endoskeleton

3. Nutrition

   • Herbivores
   • Omnivores
   • Carnivores

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