Eat it, provided it has not gone rotten.
Sahih Muslim Book 34, Hadith 15
← Previous Hadith If you shoot with your arrow and (the game) goes out of your sight and you find it (later on), then eat that if it has not gone rotten.

Sahih Muslim Book 34, Hadith 14 Next Hadith → He (the Holy Prophet) said in regard to the game killed by (a trained) dog: Eat after three days provided it has not gone rotten.

Sahih Muslim Book 34, Hadith 16