No, they don't seem to. They have skin, nerves, blood vessels, various segments that make up their bodies, a digestive system... but no backbone.
No the leeches are not vertebrates . Vertebrates are animals that have backbones. The backbone is a strong but flexible column of individual bony unit called vertebrae.
No leeches are definitely not Mammals. Leeches are annelids comprising the subclass Hirudinea. There are fresh water, terrestrial, and marine leeches. Like the Oligochaeta, they share the presence of a clitellum. Like earthworms, leeches are hermaphrodites. Some, but not all leeches feed on blood. en.wikipedia.org/wiki/Leeches
Verebrates are things with backbones, like humans, mice, birds, ect. Invertebrates are things without backbones, lke snails, octopi, leeches, ect.
No, annelids do not have backbones. They are segmented worms belonging to the phylum Annelida, which includes earthworms, leeches, and marine polychaetes. Annelids possess a coelom and a hydrostatic skeleton instead of a bony skeleton. This allows them to be flexible and burrow through soil or water efficiently.
No there is more with backbones
No, leeches are limbless.
No backbones
Pigs do have backbones.
it has 2 backbones
All snakes have backbones.
No, leeches are parasites.
Leeches are annelids comprising the subclass Hirudinea. There are fresh water, terrestrial, and marine leeches.