In death valley, california, there are several ponds that are formed in various areas of the desert. each pond contains its own species of fish unique to the pond it lives in.

geographic isolation

common management practices in dairy and poultry farming are: (i) proper shelter facilities and their regular cleaning. (ii) some basic hygienic conditions such as clean water, nutritious food, etc. (iii) animals are kept in spacious, airy, and ventilated place.

i believe it is c: genes for body color and wing size are inherited separately from each parent.