11_from_hominoid_to_hominin-1

11_from_hominoid_to_hominin-1 - How Humans Evolved, 5e...

Info iconThis preview shows pages 1–10. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: How Humans Evolved, 5e Chapter 10: From Hominoid to Hominin W. W. Norton & Company 2009 b Six million years ago, climate and geographic change led to the evolution of hominins. b Characteristics of humans include: s Bipedalism s Differences in dental anatomy from apes s Large brains relative to body size s Long period of juvenile development s Dependence on a material and symbolic culture b Hominins shared some of the features of humans and contemporary chimpanzees. b Between 7 to 5 mya, the common ancestor of chimps and humans roamed the earth. b Sahelanthropus tchadensis , discovered in 2002, is the earliest known hominin, living around 7 to 6 mya. It has both derived and primitive features. b Orrorin tugenensis , discovered in 2001, is also similar to both chimps (e.g., teeth) and humans (e.g., leg bones). b Ardipithecus includes two species, ramidus and kadabba , that each have similarities to chimps and humans. b A. anamensis , an early hominin that existed between 4.2 to 3.8 mya, was bipedal but its between 4....
View Full Document

Page1 / 49

11_from_hominoid_to_hominin-1 - How Humans Evolved, 5e...

This preview shows document pages 1 - 10. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online