No, raccoons do not stack their prey. Normally they catch and eat it on the spot.
Stack.
Pile, stack, or heap.
ream, stack, pile
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.
The raccoon primarily uses its sense of smell, hearing and touch to find its prey which it then captures with its paws and teeth.
Stack or bundle or heep
stack
Yes.
pile style
The raccoon uses its paws as well as its sharp teeth to capture prey.
The official collective noun for journalists is a "scoop of journalists"
If you imagine a stack as a pile of dinner plates then, if you want to remove a plate the only one you can remove is the one at the top of the pile. Similarly if you want to add a dinner plate the only place you can put it is at the top of the pile. Thus using a stack the process of dealing with its contents it is like the pile of dinner plates the one you get to deal with first is the last one you placed in the pile and so on - last in first out!.