Vertebrate Classes

Cards (5)

  • Bony Fish:
    • ectotherm
    • bony scales as skin
    • 7 fins
    • respiration: gills
    • 2 heart chambers
    • external fertilisation and development
    • habitat: water
  • Amphibians:
    • ectotherm
    • thin, moist skin
    • 4 legs
    • respiration: gills or skin as larvae, lungs or skin as adults
    • 3 heart chambers
    • external and internal fertilisation and development
    • habitat: water and land
  • Reptiles:
    • ectotherm
    • dry, scaly skin
    • 4 legs
    • respiration: lungs
    • 3 heart chambers
    • internal fertilisation and external development (eggs)
    • habitat: land
  • Birds:
    • endotherm
    • feathers "instead" of skin
    • 2 wings and 2 legs
    • respiration: lungs
    • 4 heart chambers
    • internal fertilisation and external development (eggs)
    • habitat: air and land
  • Mammals:
    • endotherm
    • hairy skin
    • 4 legs
    • respiration: lungs
    • 4 heart chambers
    • internal fertilisation and development
    • habitat: land