No
Porcupines are mammals. As they have a spine, they are vertebrates.
Narwhals are whales, aquatic mammals, and are vertebrates.
Nope, manatees are mammals therefore making them vertebrates)
No, they are vertebrates, just like mammals, birds, fish and amphibians.
vertabrates, invertabrates, mammals, reptiles, fish, amphbians, & birds
Invertabrates are not divided; if they were, they'd die.
Well what makes them invertabrates is that they don't have back bones or spine.
there is no difference because they are the same thing. ( look at you spelling)
no
No
no
Yes