No. A snake is a vertebrate.
tunicate
I do not know to be honest, sorry.
Because it does not have a "back bone".
It is vertebrate Chordate.
A snake is an invertebrate because a snake doesn't have a backbone
No, it is an invertebrate or non-chordate
The body plan of an invertebrate Chordate is quite unique as it does not entail a backbone. It has a hollow dorsal nerve cord and post-anal tail among other crucial features.
The notochord of a vertebrate differs from that of an invertebrate because a vertebrates eventually turns into a back bone. Invertebrates just disappears.
It is a vertebrate.
They don't have a backbone and have all the characteristics of a chordate.
No, a narwhal isn't an invertebrate. Instead, it has a backbone. It belongs to the Chordate phylum, which has mostly vertebrate members. It also belongs to the class of Mammals, which all have backbones.
No. It has vertebrae like any other snake