Humans would have needed a way to deal withcorpses as they decomposed, started to smell and exposed the living to flies, pathogens and scavengers. Initially, burials or other forms of body disposal may have dealt only with these practical aspects of death, becoming more sophisticated later on. ...
Related: When did humans discover how to use fire? "One of the key things when you're looking for evidence of fire control is an actual combustion structure — so maybe having stones arranged in a circle and then some ash in the middle, maybe some phytoliths [silica structures left by ...
A. Why dolphins live and play in groups. B. How dolphins develop their unique sounds. C. What aspects of intelligence dolphins possess. D. Whether dolphins can use parentese like humans. 2. How did the researchers carry out their study of dolphins? A. By analyzing mother dolphins’ sound ...
Early humans did not leave be hind any written records, However, they left behind many paintings on the walls of the caves(洞穴)where they lived. These paintings tell about their life, and we know these early humans walked on four limbs(四肢) like apes(猿). Also, they did not live at...
The conclusion is reached that Eve probably lived (depending on when the ancestors of humans and chimpanzees diverged) between 436,000 and 806,000 yr ago.doi:10.2307/2410313WillsChristopherSociety for the Study of EvolutionEvolutionWills, C., 1995. When did Eve live? An Evolutionary detective ...
theories about the louse and human speciation. “Our hypothesis is that one of these two louse clusters evolved in anatomically modern humans, and the other evolved in Neanderthals,” she says. Using a genome to date the clusters could shed light on whether they did evolve in...
the route to domestication by people has been a black box. The bones ofE. caballusall look pretty much the same, whether wild or domestic, so they couldn’t answer a longstanding question: Where and when did humans first domesticate horses, linking the two species on a road that would lea...
C【答案】C【核心短语/词汇】be able to do sth.:能够做某事【翻译】当人类知道如何耕种时,早期人类能够住在一个地方。【解析】A项意思是“他们能够用两只脚走路”,B项意思是“他们能够使用金属”,C项意思是“他们知道如何耕种”,D项意思是“他们知道如何使用火”。根据句子意思“当人类知道如何耕种时,早期人...
1In New Zealand, possums(负鼠) are not native When did possums first come and live(当地的) animals. They came here by boat with thein New Zealand? A. During the past few years.island's first humans in the 13th century. Possums B. Last century.were introduced because people wanted the...
25. What did Attenborough find during his second visit to the Great Barrier Reef? A. Mild temperatures stopped the growth of coral. B. The sea grass posted a potential threat to the coral. C. The acidity sped up ...