Diones Ratsnake Caresheet


Background Information
Diones Ratsnakes are a colubrid species found throughtout Asia from Russia to Korea and China as well as going towards european countries such as Ukraine, Georgia and Mongolia. Also know as the steppes ratsnake depending on the locality these snakes can be anything from 2 - 5 ft in length. Colours of this snake vary some have a cream bodied with orange red markings where as others can be various shades of olive green. Due to its high distribution not a huge amount is known about this small sized snake, they are occasionally found at high sea elevations up to 3500m and cover many different ecosystems making it quite a versatile species that preys on pretty much anything it can find. More terrestrial but some localities have been known to be good climbers.

Level of Experience



Various ecosystems from plains to dense forested areas

Life Span

15 - 20 years

Active Time of Day


Natural Prey

Rodents, lizards, snakes, birds, frogs, insects have also be noted

Terrestrial / Semi Arboreal / Arboreal / Aquatic / Fossorial



Mate in the spring bewteen March - April, eggs laid May - July

Clutch Size

3 - 16 eggs

Breeding Weights / Length / Age

Males - 100g / 1.5ft / 2 years of age

Females - 250g / 2ft / 3 years of age

Brumation Time

2 - 4 months

Brumation Temperature

8 - 15 'C

Incubation Time

20 - 35 days

Incubation Temperature

22 - 30 'C


Captive Requirements and Welfare
Diones rats are overall docile in nature however it can vary depending on its locality. Its important to know and consider this especially with the adult size range varying considerably. This species of ratsnake is more active then others in its family constantly inquistive about its enviroment although again depending on its locality some will roam round more then other more shyer types of dione. They should be housed seperatly as they have been known to prey on other snakes.

Vivarium size

30x30x30cm for hatchling
Anything from a 2ft x 2ft x 2ft to a 4ft x 2ft x 2ft depending on the snakes locality

Daytime Temperature (cool – warm)

22 - 30 'C

Night-time Temperature

16 - 20 'C

Heating / Lighting Equipment (on timer)

Spot bulb during the day, room temperature at night

Lighting - T8 2% Natural sun Arcadia UVB tube


Most Natural: Repti Bark
Alternatives: Aspen, Wood Chip


Minimum of 2 one in each end of the vivarium to allow for thermoregulation and to make them feel secure. A 3rd moss hide would benefit when the snake is shedding.


Branches and some plant where is best for this species + aids shedding and adds security


Fresh water topped up when needed. The bowl should be cleaned every few days to prevent slime build up.

Food (Feeding)

Pinkies when young and increase the size as they grow. Its recommended to take the snake out when feeding and place it into a box to avoid substrate ingestion


Spot clean weekly,full clean monthly