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
Algae will grow on its own in your tank even without fish present. The more light your tank receives and the warmer the water temperature, the more algae will grow on the tank walls, gravel, decorations and plants. Mystery snails (Pomacea bridgesii) often eat algae off healthy plants but not the plants themselves. You can feed lots of different fruits to your snails.