Because some animals have features of different groups of vertebrate. For example the duck built platypus is classified as a mammal but has some bird (a beak) and it lays eggs which a mammal doesn't do.
vertebrates have back bones.
The presece of a vertebrate.
Scientists classify vertebrate into different groups by the way the animal looks or how big or small it is
A scientist classifies an animal as a vertebrate if it has a spinal cord, or notochord. Most vertebrates have a backbone, but the Phylum Cephalochordata do not have backbones but are still classified as vertebrates.
Lions are animals. They are vertebrate animals. They are mammal vertebrates. They are carnivore mammals. They are cat carnivores. They are Panthera leo.
vertebrates have back bones.
Vertebrates and non-vertebrates.
The presece of a vertebrate.
grouping things, like vertebrates from invertebrates
grouping things, like vertebrates from invertebrates
yes
yes
vertebrates can be classified on what they eat i think... actually thats probabaly wrong
Scientists classify vertebrate into different groups by the way the animal looks or how big or small it is
We will classify this new species as a mammal.How do you classify this, Mister Burns?
A scientist classifies an animal as a vertebrate if it has a spinal cord, or notochord. Most vertebrates have a backbone, but the Phylum Cephalochordata do not have backbones but are still classified as vertebrates.
The Dewey Decimal Classification system used in libraries is an example of a classification system. It assigns a unique number to each book based on its subject matter, allowing for easy organization and retrieval of information.