Over the past 500 years, as humans' ability to kill wildlife at a safe distance has become highly refined, 2 percent of megafauna species have gone extinct.
年,它启动了东赤道太平洋深海结核区的生物多样性和巨型动物群落的分布:管理深海海底采矿的影响项目。
In 2004, it launched a project on biodiversity and distribution of megafaunal assemblages in the abyssal nodule province of the eastern equatorial Pacific: management of the impacts of deep seabed mining.
巨型动物物种组成.
Megafauna species composition.
巨型动物死亡了。
The terrible animal is dead.
澳洲巨型动物灭绝并非因气候变化.
Giant Australian animals were not wiped out by climate change.
是什么导致了巨型动物灭绝??
What caused this amazing animal's extinction?
象这些巨型动物是最大的陆生哺乳动物。
These giant animals are the largest living land mammal.
巨型动物:丰度、生物量、种类结构和多样性.
Megafauna: abundance, biomass, species structure, and diversity.
然后他做手势来引起这头巨型动物的注意,大象开始向他冲过来。
He then gestures to get the huge animal's attention, after which it begins charging at him.
因此,这种巨型动物大概在人类到达澳大利亚不久后就灭绝了。
Hence the megafauna probably became extinct soon after humans reached Australia.
但是在更新世晚期,也就是大约125000年前,这些巨型动物开始消失。
But during the late Pleistocene, from around 125,000 years ago, these megafauna started disappearing.
巨型动物的平均密度为每平方米514个(最高=每平方米740个)。
The mean macrofauna density amounted to 514 ind. /m2(max.= 740 ind. /m2).
深海生态学家,具有大型底栖生物(巨型动物)和深海远洋动物群。
Deep-sea ecologist with particular expertise in large bottom-dwelling organisms(megafauna) and deep-sea pelagic fauna.
这种已经灭绝的巨型动物,在上一个冰河时代广泛分布于华盛顿地区。
The extinct giant animals were widespread in the area of Washington during the last Ice Age.
过度捕捞是淡水巨型动物的主要威胁,因为它们通常以肉,皮和蛋为目标。
Overexploitation is the primary threat to freshwater megafauna as they are often targeted for meat, skin, and eggs.
在这段时间里,2%的巨型动物已经灭绝,而所有动物的灭绝率为0.8%。
In this time, 2 percent of megafauna have gone extinct, compared with 0.8 percent of all animals.
在他们的研究中,该团队将362种现有的巨型动物种类分为六类:哺乳动物;
In their study, the team grouped the 362 existing species of megafauna into six categories: mammals;
关于巨型动物的资源量、生物量、物种结构和多样性的数据应以横断面照片为依据。
Data on megafauna abundance, biomass, species structure and diversity are to be based on photographic transects.
在农业之前,鳄梨种子在各种巨型动物的身体中广泛旅行,然后在肥沃的粪便中排便。
Before agriculture, avocado seeds enjoyed widespread travel in the bodies of various megafauna before being defecated in fertile feces.
然而,淡水巨型动物的监测和保护行动仍然存在很大差距,特别是在生物多样性水平较高的地区。
And yet there remain large gaps in monitoring and conservation actions for freshwater megafauna, particularly in areas with high levels of biodiversity.
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