Six fighting bulls, accompanied by six steers, run each morning during the 8 days of the Feria del Toro in Pamplona. The number of bulls in other bull festivals varies, depending on the fiesta.
This is not a matter of how many it's a matter of chance in terms of percentages. In this example, any bull that is horned is ONLY homozygous, both phenotypically AND genotypically, for horned...