Respuestas
Respuesta:
Fish are aquatic animals that, thanks to having gills, can breathe under water. In general, they are oviparous beings. ... It is possible to find fish in fresh water (as in rivers or lakes) and in salt water (the seas).
Explicación:
espero que te sirva :D
Respuesta:Unlike mammals, fish are cold-blooded. This means that they do not maintain a constant internal body temperature; instead, their temperature is greatly influenced by their environment. True fish have a backbone and fins. Most also breathe with gills and have scales that cover their bodies.
They are aquatic vertebrates.
They have bone or cartilaginous skeleton.
They have fins to move in the water: even or odd.
Your body is covered with scales or dermal denticles.
The oxygen dissolved in the water breathe through gills.
They have variable temperature.
They reproduce by eggs.
Explicación: