To keep you standing up straight and to protect your spinal cord.
The backbone is part of the Skeleton. The skeleton are ALL the bones in the body.
Vertebrates are animals that have a backbone and an internal bony skeleton.
An invertebrate does not have a backbone.
exo-skeleton
Yes. Platypuses have a skeleton. They are mammals, and all mammals are vertebrates, meaning they have a backbone and an internal skeleton.
no. they have an outer-skeleton made of chitin like all insects. a backbone is part of an internal skeleton typical of vertebrates and BTW is about 10 times less effective then an outer skeleton
Ladybirds are insects; all insects have an external skeleton without a backbone.
yes it is it has no backbone
There is no such thing as an invertebrate with a skeleton. The definition of "invertebrate" is "one without a backbone."
Backbone and an interior skeleton
Yes, the skeleton is in the shell part of the turtle
a vertabrate