Same as a regular Red Eared Slider. The average male is 7-9in, and the females 8-12. A good care sheet as well as housing tips and such can be found at Austins Turtle Page.
Yes you can, they are both variations of the same type of turtle. Just the same you can breed them to the albino.
as big as a dinner plate / big
The red ear slider terrapin lives up to 50 years
I wouldn't recommend it.
yes
Yes, they have internal ear structures. They are sensitive to vibration and sound.
Yes you could if it in a big enough tank or pond.
do you a awser for me
Not good....
no
A red ear slider
red ear slider.