As a result, your immune system attacks healthy cells. Depending on the type, an autoimmune disease can affect one or many different types of body tissue. It can also cause abnormal organ growth and changes in organ function.There are as many as 80 types of autoimmune diseases.s a result, your immune system attacks healthy cells. Depending on the type, an autoimmune disease can affect one or many different types of body tissue. It can also cause abnormal organ growth and changes in organ function.
The diet of pelicans usually consists of fish, which can be up to 30 cm (1 ft) long, but amphibians, turtles, crustaceans and occasionally birds are also eaten. Aquatic prey is most commonly taken at or near the water surface.
lizards and snakes. The American Kestrel needs to eat 21% of its body weight in food each day. Like owls, falcons cough up pellets of undigested material, such as fur, feathers, insect skeletons. By analyzing the pellets, we can find out what the birds are eating. Kestrels will regularly store or cache food in holes in trees, rock crevices and