That is correct. Any animal that produces milk is a mammal. That is the key characteristic that defines Class Mammalia.
The factors or characteristics of a Mediterranean climate are hot, dry summers and cool, wet winters and "located between about 30° and 45° latitude north and south of the Equator and on the western sides of the continents." -Britannica.com/science/Mediterranean-climate
Hope this was useful :)
Petiole, hopefully this helps you
