sheep rot vs animal disease

sheep rot and animal disease both are nouns.

Word	Noun	Adjective	Verb	Adverb
sheep rot	Yes	No	No	No
animal disease	Yes	No	No	No

As nouns, animal disease is a hypernym of sheep rot; that is, animal disease is a word with a broader meaning than sheep rot:

sheep rot: a disease of the liver (especially in sheep and cattle) caused by liver flukes and their by-products
animal disease: a disease that typically does not affect human beings

sheep rot (noun)	animal disease (noun)
a disease of the liver (especially in sheep and cattle) caused by liver flukes and their by-products	a disease that typically does not affect human beings