This is the 11876th most frequent German word.
tierrisses
It seems there might be a typo or misunderstanding, as "tierrisses" is not a German word. Would you mean something else?
In this sentence, 'tierrissen' is used as a compound adjective indicating something caused by an animal attack.
Der zerbrochene Zaun zeugte von einem tierrissen Angriff.
The broken fence indicated an animal-inflicted attack.
Here, 'tierrissen' describes the nature of the tear, specifying it was caused by an animal.
Seine Hose hatte einen tierrissen Riss, der kaum zu nähte.
His pants had a tear caused by an animal, which was difficult to mend.
'tierrissen' in this usage qualifies 'Kadaver,' indicating it was torn by an animal.