yes they did the Cro-Magnons walked upright as long with the homo habilis, neanderthals, ((pecking man and java man.) homo erectus)
answer 2 The upright stance was probably acquired while in the tree-dwelling phase of development. [side comment Chimps are not purely vegetarian!]
When the apes left the forest; and that was not necessarily a sudden event; the upright stance still held advantage of allowing the animal to see further.
This was more advantage than faster running which is a quadruped feature.
An alternate term for Homo erectus is "upright man" or "upright human."
"Homo Erectus" is Latin for "Upright Man".
Walking upright.
The name Homo erectus was given to this species because of its upright posture compared to earlier human ancestors. "Erectus" means upright in Latin.
Ardipithecus ramidus, dating back around 4.4 million years ago, is believed to be one of the first hominids to walk upright. This species shows evidence of both tree-climbing adaptations and bipedal characteristics, marking an important transition in hominid evolution.
Homo erectus
Homo erectus
Erectus means 'upright'. So that's why they are known for walking upright rather than homo habilis who couldn't walk upright but on 4 legs instead.
An alternate term for Homo erectus is "upright man" or "upright human."
The scientific name for upright man is Homo erectus.
"Homo Erectus" is Latin for "Upright Man".
Samu
Homo erectus
Walking upright.
The name Homo erectus was given to this species because of its upright posture compared to earlier human ancestors. "Erectus" means upright in Latin.
Ardipithecus ramidus, dating back around 4.4 million years ago, is believed to be one of the first hominids to walk upright. This species shows evidence of both tree-climbing adaptations and bipedal characteristics, marking an important transition in hominid evolution.
First hominid to stand upright.