Relier Pairs Animal classificationVersion en ligne Classify these sentences acording to vertebrates or invertebrates par Juan Antonio Vera 1 They haven’t got internal skeleton or spinal cord 2 They represent the 98% of animals on Earth 3 They can be classified in mammals, reptiles, fishes, birds and amphibians 4 They own spinal cord and a developed nervous system 5 They have got an internal skeleton Vertebrates Vertebrates Invertebrates Invertebrates Vertebrates
