31.   These fish are highly variable in color and pattern.

32.   These fish are native to North America.

33.   These fish are particularly fond of vegetable foods, and will usually eat tender aquatic plants.

34.   These fishes are very hardy in aquaria.

35.   This fish is dar above with blue spots and light below with dark brown spots.

36.   This fish is dark brown or black with gold or yellow stripes.

37.   The government have issued a warning that the fish may not be fit to eat.

38.   Fish is a rich source of vitamins and minerals.

39.   Fish is a staple in the diet of many Africans.