Episode 4: The Generation of the Wolf
Bone marrow – Soft tissue in the hollow interior of bones. In adults, bone marrow in large bones produces new blood cells. Bone marrow composition is one way that biologists can study what the health of an animal was when it died.
Did You Know?
There were no wolves in Yellowstone in 1994. The wolves that were reintroduced in 1995 and 1996 thrived and there are now over 300 of their descendents living in the Greater Yellowstone Area.