Lydia Stepanoff's Food Chain
por Lydia Stepanoff
1. Sun
1.1. Grass (Producer)
1.1.1. Grasshopper (Primary Consumer)
1.1.1.1. Frog (Secondary Consumer)
1.1.1.1.1. Snake (Tertiary Consumer)
1.1.1. Grasshopper (Primary Consumer)
1.1.1.1. Frog (Secondary Consumer)
1.1.1.1.1. Snake (Tertiary Consumer)