Importance and Value of Trees. Since the beginning, trees have furnished us with two of lifeâs essentials, food and oxygen. As we evolved, they provided additional necessities such as shelter, medicine, and tools. Today, their value continues to increase and more benefits of trees are being discovered as their role expands to satisfy the needs created by our modern lifestyles.
However, the most serious is called psittacosis. With this disease, an agent called Chlamydia psittaci causes it, and the disease is also called ornithosis. Birds can be asymptomatic carriers, and may only fall ill when upset, as stress is a major component in all avian diseases.
Bovine Spongiform Encephalopathy (BSE) is the bovine (cattle) form of a group of diseases called transmissible spongiform encephalopathies (TSEs). TSEs are chronic degenerative diseases that affect the central nervous system of the infected animal.hey are known to occur in sheep and goats (scrapie), deer and elk (chronic wasting disease), mink (transmissible mink encephalopathy) and domestic cats (feline spongiform encephalopathy). Cattle suffering from BSE are often irritable and can react violently to stimuli that normally do not impact healthy animals.