来自MSN1 个月
Anvil and hammer | used for what | How to use | tutorial | basic @LanAnhHandmade 798
LanAnhHandmade Anvil and hammer | used for what | How to use | tutorial | basic @LanAnhHandmade 798 Posted: December 23, 2024 | Last updated: December 24, 2024 #basic #Howtomake #Tutorial # ...
来自MSN1 个月
Chimpanzees' stone tool choices may mirror ancient human ancestors' techniques
To crack open a nut, a chimpanzee chooses to use two tools: a hammer, and an anvil. The hammer is held ... and modern chimpanzees share some similar techniques when choosing stones for use as ...