Full fat soy flake is widely used in horse feed.

Consumption of full-fat flake soy beans in dairy cows:
The protein required by ruminants is supplied in three ways:

Soybean full-fat flake is also used in feeding sheep and goats, as a source of high-quality protein and energy. 

Soybean meal is the most common source of protein supply in industrial poultry farming, and other sources of protein are compared to soy. 

When it comes to aquatics the usage of soybean meal is just restricted. diet.