octopus
the body breaks into several pieces, in which each piece regrow missing parts and develop into complete adult
just add animal parts just add animal parts just add animal parts
At the start they are attached to the ECM. Then they develop MMPs and migrate or metastasise to other parts of the body. Then they bind to the ECM again. So yes they can but they spend parts of their "lifecycle" free in circulation.
You have to be specific, what animal do you mean?
A mature female animal.
The upper parts.
There are several different parts of an animal cell so it really depends on which you are talking about
All animals have it.
the leaf part
Hair down there! :)
the fertilised ovule
Hydra adaptations are body parts that are mutated to adapt an animal to living totally in the water. In some science fiction books and movies, animals develop gills and fins to adapt to the water.