Final answer:
Humans belong to the Primates, which include a diverse group ranging from prosimians to the great apes and humans. Not all primates are quadrupedal, and while Homo erectus is in the same family as modern humans, it is incorrect to assume that humans are superior in all aspects to other primates.
Step-by-step explanation:
True, taxonomically humans belong to the primates. The Order Primates includes humans along with monkeys, apes, and other species. As members of Hominidae, humans are closely related to the great apes, which consist of chimpanzees, gorillas, orangutans, and humans. There is a vast diversity within the primates, from the small nocturnal prosimians to the larger and more intellectually complex anthropoids, of which humans are a part. Primates share many traits such as larger brains relative to body size, stereoscopic vision, and an opposable thumb. These common features point to a shared ancestry and adaptations for life in arboreal environments, though not all primates are tree-dwellers.
Living primates exhibit a variety of locomotor behaviors, and it is False that all primates are primarily quadrupedal; while many move on all fours, some, like the apes and humans, exhibit bipedality. Another True statement is that Homo erectus, a predecessor to modern humans, was indeed in the same family as modern humans. This species plays a significant part in the evolution of our genus Homo.
It is False to say that humans are superior in all ways to other primates. Each species of primate has adapted to its specific environment with a particular set of skills and abilities. The discovery of Homo naledi was exciting because it added to our understanding of hominin diversity and evolution. These findings emphasize the complexity of human ancestry and the need to continually adapt our understanding of how we evolved.