Ferrets have 5 or 6 lumbar vertebrae.
skelatal
vertabre
vertabre
There are seven cervical (neck) vertebra.
Depends on numerous factors - the size of the ferret, the kind of bird your are feeding your ferret, etc
A ferret, like all mammals have a four chambered heart.
Backbone maybe? it is a rib cage
The black-footed ferret has 38 chromosomes
It is recommended to have your ferret a yearly checkup at the veterinarians
A ferret will take 30 - 40 breaths per minute
The "Lumbar" section of the back consists of the five lowest vertabre in the back. (These happen to be above the Sacrum and Coxyx).
If you mean the climate a ferret can live in - they cannot be in temperatures over 85 degrees Fahrenheit, over that and they will go into heatstroke. Ideal temperature for a ferret is about 70 degrees.