Eric,
Let us begin and end with Websters Dictionary.
breed
12.
A race or variety of men or other animals (or of plants), perpetuating its special or distinctive characteristics by inheritance.
13. Class; sort; kind; -- of men, things, or qualities
species
2. A group of individuals agreeing in common attributes, and designated by a common name; a conception subordinated to another conception, called a genus, or generic conception, from which it differs in containing or comprehending more attributes, and extending to fewer individuals. Thus, man is a species, under animal as a genus; and man, in its turn, may be regarded as a genus with respect to European, American, or the like, as species. 3. In science, a more or less permanent group of existing things or beings, associated according to attributes, or properties determined by scientific observation.4. A sort; a kind; a variety; as, a species of low cunning; a species of generosity; a species of cloth.
Zechariah