Dogs and wolves are, for the most part,pack animals. Dogs assimilate humans into their pack, hence the ability for them to become domesticated. Both dogs and wolves show similar displays when greeting, being friendly, or when aggressive. Wolves seldom lick others' faces, but dogs will be hap...
综合点评
Humans are not the only ones who underwent self-domestication. So did our close relatives, the bonobos,and the species we call our best friend. A tiny proportion of the genome(基因组) differentiates dogs from wolves,and yet millions of dogs are comfortably curled up in our homes, while wolv...
Daunted:TheUnexpectedEducationofTwoSocietyGirlsinthe West byDorothy Wickenden, whoisamagazineeditorandDorothyWoodruff?s granddaughter. Whydidtheygothen? Well,theywantedto dosomethinguseful.Soon,however,theyrealizedwhattheyhadundertaken. Theymovedinwithalocalfamily,theHarrisons,and,likethem,hadlittleprivacy,rar...
Read the passage and fill in the blanks with proper words. (6分)Why are dogs our best friends? Maybe because they can understand our words much better than we t 73_, according to a study in Hungary. It found that dogs understand not only what we say, but also how we say it."The...
Play with humans was rare among the earliest dometicated dogs. 相关知识点: 试题来源: 解析 1.B【解析】词义猜测题。根据画线部分上文“Nearly allyoung mammals engage in play, typically with others of thesame species. Once they've grown up, animals rarely play,implying because they must ...
"The dog is not out there working," explains Davis. " It's out there playing. It's a game to the dog. "The handlers give the beagles plenty of food and love. They make sure they get first-class medical attention, too. When the dogs finally retire after 9 to 11 years ,they will...
根据原文第三段"But not so long ago the evolutionary race between dogs and wolves was so close, it was unclear who would win. Dogs, in fact, did not descend from wolves. Instead, dogs and wolves shared a wolflike ancestor.但就在不久前,狗和狼之间的进化竞争非常激烈,谁会赢还不清楚。事实...
Theyalso found that dogs deal with meaningful words with the left side ofthe brain and tones with the right.Human brains work in the sameways. Itgave us a new understanding of language,said Andics.That is,not onlydo humans understand the meanings of words,but other species do too. ...
Humans are uniquely smart among all the other species on the planet. We are capable of outstanding feats of technology and engineering. Then why are we so prone to making mistakes? And why do we tend to make the same ones time and time again? When Primate Psychologist Laurie Santos from ...