They don't they are the temperature of the surrounding water, aka cold blooded, with the exception of a very few species.
It depend on what kind of fish gold fish like it cooler and tropical fish like it warmer i keep mine at 75 degrees and they love it
they have bones to keep is stabel
yes. its hard to maintain a constant body temp in the water.
They do mate! As long as you have 3 females with 1 male and you keep the tank well planted and at the right temp!
An Animal, Mammal, Fish and more keep their body temperature the same in any weather like their body temp. is 105 degrees and their in a 30 degree place and their temp. will stay the same no matter where they are.
they wont be able to keep the waste in their body they will die
the suit can keep you warm, or cool depending on your current body temp. Its air-tight to keep in vital gasses.
lower or higher environmental temp than body temp makes the animal's body work harder to maintain body temp (i.e., greater energy expenditure)
Some will rip the plant up some won't. It's just a matter of how yours behave.
i would say keep the regular temp of a horse's body, or a little colder.
105.7as a body temp do i need to be gowing to the hospitel
Anorexics believe that it burns calories to drink hot or cold drinks because your body has to work to keep your body temp. at the normal range.