1 Think of this as being like the skin of the avocado. Although not strictly a part of the adrenal glands themselves, the primary function of this layer is to enclose and protect each of the adrenals.  The Cortex. You might compare this layer to the flesh of an avocado.
The average lifespan for a hammy is about 2-3 years and they are very sweet!! The average life span for a hamster in general is about 2-4 years, but different breeds live differents spans. Teddy bears: 2-3 yrs. Syrian: 1 1/2- 3 yrs. Cambells, russians & other dwarfs: 1-3 yrs.
Weâve already mentioned that some hamster species live longer than others, so youâre probably wondering which type of hamster has the longest life span! On average, a hamster will live for around 2 to 2.5 years. However, the life span varies depending on the type of hamster and ranges from 1.5 to 3.5 years. From longest to shortest, the following are the average life spans of the five most popular hamster species: Roborovski Hamster: 3 to 3.5 years.