The skin of the animal<span> is one of the first systems affected so it is the first indicator when an </span>animal becomes sick. The skin of an animal should be examined for signs of disease. Examined should be the structure and the <span>functioning of the skin. If there are some abnormalities it can be sign that the animal is sick. </span>
Surely if he has blood type O, one parent has to have type O also
If the number of the shrimp population decreased, the predator who eats the shrimp would decrease too, since they wouldn't have as much food as they used to.