Changes

==Histology==

==Histology==

*A few caudally directed horny papillae are present

A few caudally directed '''horny papillae''' are present on the avian tounge. There is a thick '''stratified squamous epithelium'''. The tounge is keratinised and has mucoid glands, although has no [[Tongue - Anatomy & Physiology#Taste Buds|taste buds]]. Lymphatic tissue is spread throughout the '''corium'''.

 

*Thick stratified squamous epithelium

 

 

*Mucoid glands

 

*No [[Tongue - Anatomy & Physiology#Taste Buds|taste buds]]

 

*Lymphatic tissue spread throughout the corium

==Species Differences==

==Species Differences==