Want this question answered?
A large harbour would indicate the community was on the coast. This would imply the community had something to do with the sea. A fishing community or a shipbuilding community are two examples
by landforms
Live youngs, not eggs
Trenches
Symbol
This would include the ultrastructure of the cuticle. These creatures share this and many other features with the other annelids.
The features of a map include direction , scale , colour , symbol , and key or legend
blood vessels
Shungos Lungos
chloroplastscell wall
ummm....?
A pig bears live young and suckles their young.