Place in the oven and roast for 1 1/2 hours, or 30 minutes per pound. 7. Test the roast to make sure it's done. Remove the lid or foil from the pan and insert a meat thermometer into the roast.1  Rare meat is done when its temperature has reached 125 degrees Fahrenheit(52 degrees Celsius).lace in the oven and roast for 1 1/2 hours, or 30 minutes per pound. 7. Test the roast to make sure it's done. Remove the lid or foil from the pan and insert a meat thermometer into the roast. 1  Rare meat is done when its temperature has reached 125 degrees Fahrenheit(52 degrees Celsius).
The eastern lowland gorilla has a black color. The mountain gorilla is black like the eastern lo â¦ wland gorilla, but the hair is longer. The adult male who controls the group develops silver hairs on his back, thus the name silver-back. 12 people found this useful.
The western gorilla (Gorilla gorilla) is a great ape, the type species as well as the most populous species of the genus Gorilla.early all of the individuals of this taxon belong to the western lowland gorilla subspecies (G. g. gorilla), whose population is approximately 95,000 individuals. Only 250 to 300 of the only other western gorilla subspecies, the Cross River gorilla (G. g. diehli), are thought to remain.