No, raccoons do not stack their prey. Normally they catch and eat it on the spot.
Stack.
Pile, stack, or heap.
ream, stack, pile
Collective nouns for wood are a stock of wood, a stack of wood, a pile of wood.
The frog is the prey. The raccoon is the predator. Raccoons can be both prey and predators as well as frogs that feed on insect prey. We call that a food chain.
stack
Stack or bundle or heep
stack
The raccoon primarily uses its sense of smell, hearing and touch to find its prey which it then captures with its paws and teeth.
pile style
The official collective noun for journalists is a "scoop of journalists"
Yes.