NO
Gills
The characteristic's of a fish areThey all have gillsThey all are aquatic vertebrate's which means they have a backbone
Light is not all the same; there are differences in its properties and characteristics.
I am not sure but mating surely takes place and the young ones show all characteristics of the fish
in the group, all the fish are of the same species = use "fish"in the group, the fishes are of different species = use "fishes"Fish is used as plural and singular.However,Fishes is used to refer to multiple species of fish.
No.
because.
streamlined body. vertebrates. possess fins and gills.
skin type
All life is related to all other life. We all have the same things that make us alive.
Nothing, there not the same. They don't share characteristics.
every organ of fishes have a pathway of blood , so the pathway of circulation of fishes are depend on how many organ they have because not all the fish have the same structure some of them may have the organ which others dont... hope to help