Changes

==Species Differences==

==Species Differences==

[[Image:Dogthorax1.jpg|right|thumb|350px|''The mediastinum is visible in this dog dissection, left lung removed. ©RVC 2008]]

[[Image:Dogthorax1.jpg|right|thumb|350px|''The mediastinum is visible in this dog dissection, left lung removed. ©RVC 2008]]

*In '''cattle''' the [[Mediastinum - Anatomy & Physiology|Mediastinum]] is a tough membrane, in contrast to '''horses, dogs''' and '''cats''' where it is rather thin and more delicate.

In '''cattle''', the [[Mediastinum - Anatomy & Physiology|mediastinum]] is a tough membrane, in contrast to '''horses, dogs''' and '''cats''' where it is rather thin and more delicate.

*Birds do not have a pleural cavity as [[Avian Respiration - Anatomy & Physiology|Avian lungs]] do not have the capacity to inflate.

'''Birds''' do not have a pleural cavity as [[Avian Respiration - Anatomy & Physiology|avian lungs]] do not have the capacity to inflate. The [[Respiration in Non-Homeotherms - Anatomy & Physiology|respiratory systems of non-homeotherms]] are also very different to that of mammals.

*The [[Respiration in Non-Homeotherms - Anatomy & Physiology|Respiratory Systems of non-Homeotherms]] are also very different to that of mammals.

==Links==

==Links==