Biotic+Organisms

= ﻿ ﻿Kangaroo Rats- They orginated from North America to live in the Western part of Nevada's deserts. The Kangaroo Rat is native to North America and has been in the Arches ecosystem for about 10,000 years. They migrated there after the Ice Age along with other Hunter-Gatherers.=

===Pick two organisms that live in your national park. Discuss the organisms role in the ecosystem including but not limited to their role in the food web and what would happen to the ecosystem if they were not included in it. === ===Mule deer on the food web is considered a 3rd level consumer. It eats grass and cactus.Their predators are mountain lions and they live basically everywhere around the arches.The mule deer get their name from their large mule like ears. They stand on an average of 40-42 inches with shoulders measuring at 100-110cm and stretch 80 inches from nose to tail. Mule deer bucks have more prominent ears than females.Their tail is black tipped, and their antlers are bifurcated or "fork" as they grow. Rather than branching from a single main beam. ===



MULE DEER MOUNTAIN LION
===Mountain lions eat mule deer,coyotes,lizards such as the western collared lizard and much more. The mountain lion on the food web is considered a 3rd level consumer. They live in the mountains of arches. There are no natural predators of the mountain lion. The mountain lion is a mammal of the family of felidae and is native to the Americas.The mountain lion is the second heaviest cat in the American continents after the jaguar. The adult stands at about 60 to 76 centimeters tall at the shoulders. The length of the adult male is around 2.4 meters from nose to tail. The males typically weigh 53 to 100 kg. Females typically weigh between 29 and 64 kg. Their sizes are smaller towards the equator and bigger towards the poles. They are closly related to smaller felines. Lastly, they can not roar. Instead they vocalize in low pitch hisses, growls and purrs. ===