"Lucy's Baby," an Important Au

question 35

Multiple Choice

"Lucy's Baby," an important Au. afarensis fossil from northern Ethiopia, includes a complete skull, mandible, and face. What is an important outcome of this find?

• A) It has a human-like skull and upper body, unlike Lucy.
• B) It indicates that Au. afarensis had a prolonged childhood period of slow brain growth.
• C) It was found to have a large cranial capacity but was not bipedal, drawing into question how these traits develop in childhood.
• D) It sheds light on growth processes in human ancestors, including brain and dental development.
• E) It is the first fossil hominid child found alongside its mother.

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