Their poly symmetric structure
chlorophyte, green algae, genus desmidium, desmidium
no
Most species of desmids need mucilage so they can move.
for their color
Desmids are a very colorful and different group of freshwater algae. They are microscopic flowerless plants. They do not have roots, stems, or leaves.
Marine
Dens are unique to the axis.
Aristides identified Christianity as the unique feature of the Roman Empire.
Mezcal is a type of liquor that sometimes contains a worm as a unique feature.
ducks
Desmids are a division of green algae.
A unique feature is that it has many tall towers with curving sides that taper at the top.