半同胞交配

Spider Widows 蜘蛛寡妇 Spiders give many of us the shivers, though they usually leave people alone. Sometimes these spectacular predators instead prey on each other. Learn more about when spiders serve themselves as dinner -- today on Earth and Sky.

发表于:2018-12-07 / 阅读(144) / 评论(0) 分类 (科普英语)Earth and Sky

Humpback whales sing most frequently where and when they breed. But researchers have just discovered that whales can sing complex songs even when diving and foraging, when its neither the time nor the place for mating behaviour. The study is publishe

发表于:2018-12-24 / 阅读(146) / 评论(0) 分类 Scientific American(十二)月

Male nursery web spiders often woo potential lady-friends with gifts wrapped in silk. Mating may ensue, during which a female unspools the present, expecting to find a tasty treat. But the males can be unscrupulous. Some offerings contain inedible pl

发表于:2018-12-24 / 阅读(138) / 评论(0) 分类 Scientific American(十一)月

This is Scientific American 60 second science, I am Christopher Intagliata, got a minute? The most common types of ingested birth control contain estrogen. But the hormone doesnt just prevent human babies. It may be lowering numbers of frog babies, t

发表于:2018-12-24 / 阅读(122) / 评论(0) 分类 Scientific American(二)月

Is there any sound more annoying than the whine of a [dict]mosquito[/dict]? Yes, mosquitoes are pests through and through. But there's more to their irritating whine than meets the ear. For mosquitoes, that's the sound of love. It's well known by sci

发表于:2018-12-27 / 阅读(149) / 评论(0) 分类 英语时差8,16

Pre-Listening Vocabulary depict: to show visually antlers: branch-like horns made of bone mating season: the time of year when animals reproduce Santas Reindeer Must Be Female If youve ever seen images of Santa Clauss reindeer, you know that they are

发表于:2018-12-28 / 阅读(136) / 评论(0) 分类 趣谈英语

Ok, here is the clinic for you guys out there on the Dos and Donts of finding emotional joy and carnal fulfillment in its most primitive form, if you get my drift. This male wildebeest dashes up to this herd of females, oblivious to the fact that ot

发表于:2018-12-30 / 阅读(267) / 评论(0) 分类 国家地理2008年

OK, we are back in the world of the Cyanea octopus. It's mating time. Here's your potential conquest. She doesn't know you're alive. She's too busy cleaning trash from her house. Now you are the perceptive type. You use your sensitive disks for any s

发表于:2018-12-30 / 阅读(163) / 评论(0) 分类 国家地理2007年

The mating ritual of each species on Earth has certain, well, peculiarities. As you might tell it from the name of the species itself, blue-footed boobies are no exception to this rule. Here in the Galapagos Islands, this pair of blue-footed boobies

发表于:2018-12-30 / 阅读(354) / 评论(0) 分类 国家地理2007年

Chances are, youre going to marry someone a lot like you. Similar intelligence, similar height, similar body weight. A new study of tens of thousands of married couples suggests that this isnt an accident. We dont marry educated people because we hap

发表于:2019-01-03 / 阅读(159) / 评论(0) 分类 趣味英语

How is technology changing love? I'm going to say almost not at all. 科技改变了爱吗?我认为没有。 I study the brain. I and my colleagues have put over 100 people into a brain scanner 我从事大脑研究。我和我的同事们对100多人

发表于:2019-01-03 / 阅读(121) / 评论(0) 分类 TED演讲科技篇

1. The Bush administration and Congress are working through the weekend to hammer out a Wall Street rescue plan. President Bush is asking lawmakers to let the government buy 700 billion dollars in bad mortgages from US financial institutions for the

发表于:2019-01-11 / 阅读(212) / 评论(0) 分类 美联社新闻一分钟2008年(九)月

Scientists Recreate Ancient Mating Call from Dinosaur Age It was probably a noisy world, with thousands of other animal sounds, rushing streams and the rustle of giant ferns and coniferous trees. Fernando Montealegre studies how insects sing and hear

发表于:2019-01-14 / 阅读(155) / 评论(0) 分类 VOA标准英语2012年(二月)

Ok, here is the clinic for you guys out there on the Dos and Donts of finding emotional joy and carnal fulfillment in its most primitive form, if you get my drift. This male wildebeest dashes up to this herd of females, oblivious to the fact that oth

发表于:2019-01-22 / 阅读(146) / 评论(0) 分类 自然百科2008年

I have a daughter, Mulan. And when she was eight, last year, she was doing a report for school or she had some homework about frogs. And we were at this restaurant, and she said, So, basically, frogs lay eggs and the eggs turn into tadpoles, and tadp

发表于:2019-01-24 / 阅读(149) / 评论(0) 分类 英语语言学习

Wolf Spider Mating Choices Well, you know what they say. A woman will marry the man who reminds her of her father, and a man will marry a woman who reminds him of his mother. Well were hardly the only animals to choose mates based on our early social

发表于:2019-01-26 / 阅读(112) / 评论(0) 分类 英语听力文摘 English Digest

Women are 'genetically programmed to have affairs' 女性天生有出轨基因 Women are predisposed by their genetics to have affairs as back-up plans' if their relationships fail, according to a research paper. 研究结果表明,如果恋爱或者

发表于:2019-02-09 / 阅读(130) / 评论(0) 分类 实用英语

Oh! Yeah, yeah, yeah, yeah Yeah, yeah, yeah, yeah All the vixens stand in line Waiting for my fright night Be the new flesh for the sacrifice Screaming out the mating call I've become the lord of love I break your will I'll break your will for good I

发表于:2019-02-11 / 阅读(133) / 评论(0) 分类 英文摇滚歌曲

We found activity in a tiny, little factory near the base of the brain 我们发现在大脑底部附近有一块活跃的微小的区域 called the ventral tegmental area. 腹侧背盖区。 We found activity in some cells called the A10 cells, 其中

发表于:2019-02-14 / 阅读(203) / 评论(0) 分类 TED演讲科学篇

No matter the species, mating rituals are pretty weird. Take the praying mantis. After an intimate tryst, the female mantis bites its partners head off. But when it comes to sexual hijinks, nothing beats the garden snail. During sex, garden snails of

发表于:2019-03-06 / 阅读(233) / 评论(0) 分类 英语时差8,16
学英语单词
a roll of
Advisory Committee on Marine Resources Research
allanerly
anchored joint
atomizing disc
baguets
battleship curves
beam counter scale
blacklegism
blogstorm
bogoch
Carribel explosive
charge-offs
chicoutimi
chills without motted zone
conjulin
converted cable ship
counting-out games
crucify him
cyclopsam
czar peter is
darezx process
deck size
decurrens
dekkos
dequeuer
dinoxides
diode suptter
dipeptide
double frequency beacon
elizabeth-cumberland
emetophobia
energy dispersal waveform
engine cylinder displacement
European concert
fade to black
family Pyralididae
field strength
gauntletted
Gnas
Haematogelite
hexenol
humanitarian relief
hyaline degeneration of conjunctiva
ichthulinic acid
immunogold-silver staining
incineration of liquor
inclined chord of truss
inductive balance
ingrown nail
irrational hostility
Kałuszyn
Kitasatosporia
Los Angeles-type smog
lumpy disease
maintenance department cost
manzetti
Matende
meihy
Mistress of the Robes
Neoalsomitra integrifoliola
non-interest-bearing debt securities
ocrase
oreillon
over-the-edge
phosphonous acid
photoelectric direct reading spectrometer
pin to the wall
platinum group glass
platoonmates
plumbic acetate
pogo-sticks
point of possible perception
public infrastructure
punch mining
Radix Euphorbiae Pekinensis
real negative coefficient
red core disease of strawberry
relative fixed costs
rootserver
S-shape
sabotiers
San Lorenzo in Campo
semilinear isomorphism
shooing
spectro microscope
spermatophytic
static forward-current transfer
Tahitian
the Black-Scholes model
the rough end of the pineapple
Tizzoni's test
Tongue of the Ocean
top bar
tread a measure
twist equalizer
ulcero-mutilating hemangiomatosis
under-shepherd
valve discharge centrifuge
vided
weigh error
zielinski