S1E1 - At the ambulance, when he steps out to pee, he sees a dog, but the dog is dying. The dog has blood dripping out of its mouth, but it doesn’t die on camera.
S1E1 - A dog is seen near an ambulance with blood dripping from its mouth, but does not die on camera.
Mice/Rats are seen running through the streets, and when the mass leaves, there are bloody mice/rat corpses left on the ground.
Deer and mouse are the first dead animals shown, but are already dead.
S1E1 - There are a few animal corpses shown. The first is a bloody deer next to the side of the road, the second is a bloody mouse in the corner of a room.
S1E1 - The mother walks in to find her son dead in her bed with her also dead husband.
Later in that same episode, a woman is seen wailing for help and carrying her dead son through the chaotic streets.