Detritivore – a client that obtains its vitamins from detritus. They are either secondary or tertiary shoppers – eg polar Rick and morty blanket bears, golden eagles. The snake might eat a beetle, a caterpillar, or another animal. Eg: A hawk might also eat a mouse, a squirrel, a frog or another animal. A food internet and a meals chain? (The predator is on the top of the food chain) A food chain ends with a predator. A meals chain at all times begins with a green plant..