grazer

Rocky shore line ecosystem zonation of species.  Some of the animals and pants featured include whelks, mussels, bladderwrack, star fish, top shells, periwinkles, crabs, branacles, and anenomes.  Illustration from The Hidden Universe: Adventures in Biodiversity by Alexandre Antonelli

View of a head water stream with dipper, wagtail, waterfall and damselflies then view of a river with a heron fishing from a shingle bank, sand marten flying low, and dragonfly and beetles at home amongst driftwood; the river meanders on to a wetland meadow delta with grazing herds and established aquatic plant communities flanking […]

Foodchain consisting of a tuft of grass, a rabbit, and a predator fox