Evidence from ancient skeletons suggests that the first mammals appeared over _______________ million years ago, whereas the earliest primates first evolved approximately _______________mill ion years ago.
a. 200/65
b. 265/150
c. 175/65
d. 100/5
Question 2
Which technique of making tools involves the preparation of a striking platform at one end of a specially prepared core, after which three or four long, triangular flakes are detached, leaving a nodule shaped like a tortoise shell?
a. Oldowan
b. Acheulian
c. Paleoindian
d. Levalloisian
e. Mousterian
Some male birds and mammals congregate in communal courting grounds called leks.
Ancient Greek rhyton in the shape of a dog's head
The Krapina remains may provide evidence of cannibalism by some Neadertals.
Foundations of evidence-based practice.
Hierarchy of scientific evidence
Evidence of lethal mutations in plants