Refer to the following food chain: A fly eats a piece of fruit; a spider eats the fly; a bird eats the spider. The bird dies, and is decomposed. Which organism is the tertiary consumer? the fly the bird the spider the fruit

The bird is the tertiary consumer. I did some research, and I found a few graphs. I took the information from the graphs and determined the names of each organism in this chain.

The piece of fruit is called the primary producer

The fly is called the primary consumer

The spider is called the secondary consumer

The bird is called the tertiary consumer