Step 1: Understanding the Concept:
The classification of domestic animals relies on standard terminology to group individuals based on physical uniformity, ancestry, and utility.
Step 2: Detailed Explanation:
Let us analyze the definitions of the terms provided:
- Breed: This is a group of domestic animals within a species that share a common origin and possess distinct, inheritable physical features. These features (such as head shape, horn structure, and coat color) can be identified by visual appraisal and distinguish them from other groups of the same species. This matches the definition in the question.
- Cross-bred: An animal produced by mating individuals from two or more distinct breeds.
- Strain: A sub-group within a breed that is selected for specific performance traits but may not look visually different.
- Race: A broader biological term used mainly for wild animal populations rather than managed domestic livestock.
Therefore, the statement is the standard definition of a breed.
Step 3: Final Answer:
The described group is called a Breed.