Mammals metabolize ammonia into a molecule called urea: As you can see, this molecule contains two atoms of nitrogen. Although it requires metabolic energy to build, it also is less toxic than ammonia, and it requires less water to flush from the system.Your urine's main nitrogenous waste product is urea.ammals metabolize ammonia into a molecule called urea: As you can see, this molecule contains two atoms of nitrogen. Although it requires metabolic energy to build, it also is less toxic than ammonia, and it requires less water to flush from the system.
Tree squirrels are squirrels that live in trees and ground squirrels, like chipmunks and prairie dogs, are squirrels that live in the ground. As a general rule, tree squirrels have longer life spans than ground squirrels.1.
Squirrel monkey Facts. Squirrel monkey is one of the smallest members of the primate group. There are five species of squirrel monkey that can be found in Central and South America. Squirrel monkeys live in dense tropical rainforests, wetlands, marshes and mangrove forests.quirrel monkey is one of the smallest members of the primate group. There are five species of squirrel monkey that can be found in Central and South America.