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.
1 Western lowland gorillas are four and a half to five and a half feet (1.4-1.75 m) tall. 2  Males weigh 300-600 pounds (136-272 kg), females are smaller weighing 154-300 pounds (70-136 kg). 3  Their fur is predominantly black with a brownish tinge and a reddish-brown cap on top of the head.hysical Description. 1  Western lowland gorillas are four and a half to five and a half feet (1.4-1.75 m) tall. 2  Males weigh 300-600 pounds (136-272 kg), females are smaller weighing 154-300 pounds (70-136 kg). 3  Their fur is predominantly black with a brownish tinge and a reddish-brown cap on top of the head.