Compléter Classification of animalsVersion en ligne Complete the following text according to the information you have read. par Eimy Alejandra Castañeda Panqueba 1 birth feathers skeleton scales cold five Vertebrate water birds lungs gills fly eggs milk warm animals are the ones which have an internal . These animals are divided into categories which are : Mammals , reptiles , fish , amphibians and . Each group have their own features . For example , mammals are characterized by breathing air using their lungs ; also , mammals give and their babies drink . Reptiles have on their body and their babies were born from an egg . They are blooded . On the other hand , amphibians could live in land and in and they have gills and to breathe ; they also are born from eggs . Birds are blooded animals who have and wings to ; they breathe air with their lungs . Finally , fish are the group of animals which live into the water and they breathe with their . They have scales and all of them lay many to have their babies .