
Wild chinchillas are herbivores, which means they primarily eat plants. They have a specialized digestive system that allows them to break down cellulose in plant cell walls.
In the Andes mountains, wild chinchillas feed on a variety of plants, including grasses, mosses, and lichens. These plants are abundant in the rocky, treeless terrain where chinchillas live.
Chinchillas also eat the leaves and stems of shrubs and small trees. They have been known to eat the leaves of the Chilean yareta plant, which is a type of shrub that grows in the high-altitude regions of the Andes.
For another approach, see: Chinchillas in the Andes Mountains
Chinchilla Diet
Wild chinchillas are limited in their diet due to their high-altitude, arid habitat in the Andes.
They make use of more than half of the plants available to them, which is impressive considering their location.
Chinchillas eat somewhere between 20-40 different species of plant, with more variety during the wet and humid seasons.
During the warmer, dryer seasons, they focus on a smaller number of plants.
Their diet may also include plants that scientists haven't yet found evidence of, but it's likely they eat them too.
A pet chinchilla's diet is likely better for it than a wild chinchilla's, thanks to the consistent quality of hay and pellets that are often supplemented with vitamins and minerals.
Core Information on Feeding Behavior
Wild chinchillas are primarily herbivores, feeding on a variety of plants, including grasses, leaves, and fruits.
They have a specialized digestive system that allows them to extract nutrients from plant material efficiently.
In the wild, chinchillas can go without water for several days, getting moisture from the plants they eat.
Their diet consists mainly of high-fiber foods, which helps to keep their digestive system healthy.
Chinchillas can eat up to 1.5% of their body weight in food daily, which is equivalent to 3-4 ounces of food for a typical adult chinchilla.
Check this out: What Do Chinchillas Eat in the Wild
Nutrition and Health
Wild chinchillas can lack certain nutrients, especially during the drier months from the end of Summer until the beginning of Spring.

This is because without rain, fewer plants grow, which means wild chinchillas have limited access to the plants they need to stay healthy.
In these dry periods, wild chinchillas may struggle to get all the nutrients they need, which can affect their overall health and well-being.
It's essential for wild chinchillas to have a steady supply of nutritious food to stay healthy, but during the dry months, this can be a challenge.
Studies and Research
Jiménez conducted a study from 1987 to 1988 to identify forage plants in the Chinchilla National Reserve, and the diet varied significantly within seasons and locations.
In a preference test, Jiménez offered 31 plants to the chinchillas, and 8 shrubs that had been used as forage in other studies were rejected by the animals.
56.5% of the other 23 plant species were consumed by the chinchillas, with Pasithaea coerulea and Nassella chilensis being their preferred food.
Here are some of the native and scientific names of plants that were consumed by chinchillas, along with the seasons they were available:
Note: 1 = Winter, 2 = Spring, 3 = Summer, 4 = Autumn
Jimenez (1990) Study

In the Jiménez (1990) study, conducted from 1987 to 1988, researchers identified a significant variation in the diet of chinchillas within seasons and locations. The study took place in the Chinchilla National Reserve.
Between 6 and 12 different forage plant species were identified in the chinchilla's diet. A preference test was also conducted, where 31 plants were offered to the chinchillas.
Eight shrubs that had been used as forage in other studies were rejected by the animals. This included plants that were previously identified as forage in studies by Serra (1979) and Cortés et al. (2002).
In the preference test, 56.5% of the 23 plant species other than the rejected shrubs were consumed by the chinchillas. The most preferred food sources were Pasithaea coerulea and Nassella chilensis.
Here is a list of some of the plants that were identified as forage in the study:
Diet and Plant Photos Studies
A study by Jiménez in 1990 identified 6 to 12 different forage plant species in the Chinchilla National Reserve, with a significant variation within seasons and locations.

Jiménez conducted a preference test with 31 plants, where 8 shrubs commonly used as forage in other studies were rejected by the animals.
56.5% of the other 23 plant species were consumed, with a preference for Pasithaea coerulea and Nassella chilensis.
Here's a list of some of the plants consumed by chinchillas in the study:
* 1: Winter, 2: Spring, 3: Summer, 4: Autumn
How Animals Get Food
Chinchillas are folivore foragers, which means they constantly forage for leaves and blades of grass to eat.
They live in groups and forage together, eating common grasses like tussockgrass and similar species that grow throughout their habitat, even on the outskirts of the Atacama desert.
In the wild, chinchillas don't have to travel far to find food, as these plants grow abundantly in their region.
However, drought can be a problem, as these plants grow best after rainfall, and if there hasn't been any rainfall for a long time, there can be less food available.
How Do Animals Get Their Food

Wild chinchillas are folivore foragers, which means they constantly forage for leaves and blades of grass to eat.
This behavior is similar to many other animals that spend their days grazing for food. They live in groups and forage together, making it easier to find something to eat.
Chinchillas don't have to travel far to find food because common grasses like tussockgrass grow throughout their habitat, even in the outskirts of the Atacama desert.
However, drought can be a problem in this arid region, causing plants to grow less after long periods without rainfall.
As a result, chinchillas will have to search harder for food during times of drought.
For your interest: What Does Chinchillas Eat
What Do Short-Tailed Bats Eat?
Short-tailed bats have a unique diet that's worth exploring. Studies suggest that their eating habits may differ from other bat species, similar to how short-tailed chinchillas have a distinct diet compared to long-tailed chinchillas.
We can learn about their diet by analyzing their feces, just like scientists did with the chinchillas. This method helps us understand what they're eating in the wild.
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Do Insects Eat?

Wild chinchillas may not eat insects as previously thought.
There's no scientific evidence to support this claim, and a review of research papers on wild chinchillas found no mention of insect consumption.
Fecal analysis of short-tailed chinchillas in a study on Mammalian Biology revealed no insect remains.
In fact, chinchillas primarily eat grasses, which are a lower-protein food source.
Frequently Asked Questions
Are there still chinchillas in the wild?
Yes, chinchillas still exist in the wild, specifically in colonies in Chile. They can be found at high elevations up to 4,270 meters.
Why do wild chinchillas look different?
Wild chinchillas have distinct physical characteristics that differ from domesticated chinchillas due to centuries of selective breeding for the fur industry. Their natural appearance is a result of their adaptation to their native habitats, not human manipulation.
What are wild chinchillas called?
Wild chinchillas are referred to as long-tailed chinchillas (Chinchilla lanigera) or lesser chinchillas, and are also known by other names such as Chilean or coastal chinchillas.
How do chinchillas live in the wild if they can't get wet?
Chinchillas in the wild take dust baths to clean their fur, using volcanic rocks to absorb oils and dirt. This unique method allows them to stay clean without getting wet.
Why were chinchillas hunted?
Chinchillas were hunted by humans for their fur and as a food source, primarily by native tribes and later by commercial livestock operations. Their valuable pelts made them a highly sought-after commodity.
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