It is the family level
Ponies and horses belong to the Animalia kingdom, the chordata phylum, the perissodactyla order, and the equss genus. Horses and ponies also belong to the e. ferus species, the equidae family, and the Mammalia class.
The most specific level of taxonomy is species.
domain
species
The kingdom level is the least specific level of taxonomy. It is broader compared to other levels such as phylum, class, order, family, genus, and species.
its taxon
Organisms that can interbreed are found at the species level.
Division is used instead of phylum for plants and fungi in taxonomy.
Taxon
Species is the most specific group in taxonomy with Kingdom being the broadest group.
It is referred as a Taxon.Taxon- groups or level of organization in which organisms are classified.
taxonomy