A manatee is a mammal. It is a vertebrate, as it has an internal bony skeleton and a spine (backbone).
yes a millipede is an invertabrate. :)
Yes, a fly is an invertabrate; it has no backbone.
Your answer is in the question. Crayfish are invertabrates.
yes it is an invertabrate but it has an exto-sceloton
Invertabrate.
No
no
There are 3 species of manatee. There is the West Indian manatee, the Amazonian manatee, and the Florida manatee.
yes
Yes
yes
No it is an Invertabrate