The Producer Price Index (PPI) program measures the average change over time in the selling prices received by domestic producers for their output. The prices included in the PPI are from the first commercial transaction for many products and some services.
Amphipods can thrive in marine settings and on moist land. Other species are found in home gardens and beneath flowerpots. Some amphipods are herbivores, while others are carnivores. Sand-, mud-and moist-soil-dwelling amphipods feed on bacteria.Other species are scavengers that feed on dead plants and animals.ehavior, Diet & Habits. All amphipod species prefer moist habitats. Amphipods that live in water are primarily white, although some may also exhibit light brown, green, dark brown or black coloration. Most amphipods become red in color when they die.
Herbivore : Horses, Rabbits, Zebra. Herbivores only eat plants to get energy and nutrients. Most animals will eat the leaves and fruits of plants as these tend to be the more nutritious. Plant vegetation, however, is very hard to break down into energy so most herbivores have a specialised digestive system. Cow Digestive System.