i think it is red. Or they can be any colour its depending on the fish
red
The gills of a healthy fish are bright red; this is because blood is flowing through them.
Gills, Scales, Color
There are many species of mushrooms with dark gills (or dark spores that make the gills look dark). Thus, the edibility of a mushroom cannot be determined based on the color of its gills alone.
fish are all different types of colors the color is based on what type of fish it is
They would wear a bra that would match the color of the gills on there tail. XD
yes they both have gills and are the same color
hi favorite colours yellow anyone who is a jls fan should know that
no, because then those gills gills would need gills and they would need gills and so on, so on. They have specialised cells instead.
gills.
Lobsters have gills.
It would be clear because their nitrogenous wastes diffuse out of their gills.