The Flame Rump Tree Spider or Thrixopelma ockerti is a semi-arboreal tarantula from Peru. They are somewhat rare as they are very hard to breed. Adults have a dark blueish grey body color with a reddish colored rump. As spiderlings they tend to be more brown and green in color with a golden red rump. Their abdomen almost have an elongated shape. The Flame Rump Tree Spider grows to be about 5 to 6 inches in length with females outliving males. Not much is known as to how old they grow to be but it is assumed that females will live to be 10 to 15 years old while males tend to live to be 3 to 4 years.