Natural phenomena that cause shifts in global climate are changes in Earthâs orbital cycles, volcanic eruptions, variations in solar activity, movement of tectonic plates, and the atmospheric-ocean pattern in the tropical Pacific Ocean, known as El Nino-NiÃ±o Southern (OSCILLATION). enso
rating newest oldest best answer most adult lampreys are parasitic sucking the blood of other fishes the horny teeth set in the circular jawless mouth attach to the prey and the lamprey feeds as it is carried along lampreys have an anticoagulant in the saliva that keeps the blood of the victim fluid some freshwater lampreys eat flesh as well as blood source s http www encyclopedia com doc 1e1 lamp
1 Sponges: The omnivorous fish just like Angelfish feed on sponges. The sponges form the bulk of their diet.  Plankton: The plankton which includes different types of fish, shrimp, copepods, mysids and amphipods are a supplementary part of the diet of fish.