The kangaroo mouse collects food and maintains large caches in their burrows , which are excavated to a length of between NUMBER@1 and NUMBER@2 feet -LRB- NUMBER@3 to NUMBER@4 meters -RRB- .

The kangaroo mouse collects food and maintains large stocks in their burrows . These burrows are excavated to a length of between NUMBER@1 and NUMBER@2 feet -LRB- NUMBER@3 to NUMBER@4 meters -RRB- .
