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 Eastern Gorilla has the Latin name Gorilla beringei.  # The Eastern Lowland Gorilla has the Lat â¦ in name Gorilla be.ringei graueri.  # The Mountain Gorilla has the Latin name Gorilla beringei beringei.  # The Western Gorilla has the Latin name Gorilla gorilla.  # The Western Lowland Gorilla has the Latin name Gorilla gorilla gorilla.