[美国英语] =pine siskin

When youre looking for a table in a crowded cafeteria, you probably give wide berth to the family that sounds like its sharing a big dish of whooping cough. Well, not if youre a house finch, particularly a male. Because a study in the journal Biology

发表于:2018-12-24 / 阅读(43) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Some people are worried that the more we learn about genetics, the closer well get to a day when we can choose all sorts of characteristics for our bab

发表于:2018-12-24 / 阅读(51) / 评论(0) 分类 Scientific American(三)月

Finches Seek Out Sick Dining Companions A study in the journal Biology Letters finds that male finches prefer dining next to a sick bird despite the risk of infection, probably because the lethargic companion is less likely to engage in food fights.

发表于:2019-01-02 / 阅读(71) / 评论(0) 分类 60秒科学

Finches Can Learn to Sing Differently Than Their Genetics Dictate In the most recent podcast we discussed how baby bats learn their callsfrom all the other bats in their crowded colonies. And we mentioned in passing that songbirds usually get tutored

发表于:2019-01-20 / 阅读(39) / 评论(0) 分类 2018年科学美国人1月

Jennifer Glasse | London 09 April 2010 Spring is in the air at London's Barbican Center and the birds are making music, literally. A band of zebra finches is playing electric guitars and cymbals in a walk through area of the arts center. These zebra

发表于:2019-02-05 / 阅读(28) / 评论(0) 分类 VOA标准英语2010年(四)月

Isolated finches still produce what are called innate or isolate songs. A specific tune might be taught, but the instinct to sing seems to be hardwired into a songbird's brain. Innate songs sound different from the cultured songs learned from other f

发表于:2019-02-14 / 阅读(24) / 评论(0) 分类 留美老师带你每日说英文
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227
Acantholimon
adnexauteri
aecidium blumeae
air cavalryman
antitumoral effect
Arenas, Pta.de
Arteriae retroduodenales
Athol I.
balladise
barry bendy
Baume's hydrometer
beta-peptide
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blitopertha jonasi
blood-group antigen
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Ceralumin alloy
channel course
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contrarywise
conus glaucus
cornigerous
crith (krith)
degree of
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extent of labor policy
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front desk clerk
genus Allosaurus
gilt edge
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grease soaked lining
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guinguette
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hat brim
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incestous
it is not funny
JMX
manually-controlled winch
Matanzilla, Pampa de la
Milbex
mimetism
misconfigure
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nickel alloy
open circuit losses
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paddle type elevator
partially specified finite-state machine
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radium-beryllium neutron source
rane
resonance neutron measurement
retrofuture
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ruffini's-corpuscle
sarcomesothelioma
save one's (own) skin
sedaka
shallow underwater burst
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single cotton enamel covered wire
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tetaniccontraction of uterus
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true-believers
vector parameter file
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winning post
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