Which organism has a bigger population crabgrass mice or fox?

The population size of an organism can vary greatly depending on various factors such as habitat, availability of resources, and predation. Generally, mice have a larger population size compared to foxes due to their shorter reproductive cycle, higher reproductive rate, and ability to adapt to a wider range of environments. Crabgrass, being a plant species, can have an even larger population size compared to both mice and foxes, as plants can reproduce rapidly through seeds and vegetative propagation.