The last Pyrenean ibex was Celia, a female, found dead in the year 2000.比利牛斯山羊曾常见于法国南部、比利牛斯山北部以及坎塔布连山脉。它是伊比利亚野生山羊或西班牙羱羊的四个亚种之一。几百年前它们的数量极为庞大。然而,到 1900 年时,数量下降到不足 100 只,1910 年之后,数量从未超过 40 只。最后...
Noun1.flightless bird- flightless birds having flat breastbones lacking a keel for attachment of flight muscles: ostriches; cassowaries; emus; moas; rheas; kiwis; elephant birds ratite,ratite bird bird- warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings ...
sober, sober up - become more realistic; "After thinking about the potential consequences of his plan, he sobered up" work - arrive at a certain condition through repeated motion; "The stitches of the hem worked loose after she wore the skirt many times" take effect - go into effect or...
Competition –If there were only one source of AI development in the world, it might be possible to evolve it so carefully that disastrous consequences could be avoided. However, as our world is fragmented by country and by company, there will always be competition driving the pace of AI evo...
When a food chain is disrupted,the consequences can be extremely serious.One estimate suggests that for each plant species that is lost,up to 30animals and insects may also die out.One wonders how many species were affected by the extinction of the dodo?
Natural history collections offer a unique opportunity for understanding the world around us, providing data over a vast time span ranging from millions of years ago (minerals and fossils) to the present day. These data reveal changes in environmental conditions and their consequences from deep time...
From all of the above, it’s becoming increasingly difficult to imagine how the consequences of the extensive and erroneous human interventon in this pandemic are not going to wipe out large parts of our human population. One could ONLY think of very few other strategies to achieve the same ...
In the context of the collapse and extinction of species his team are generating and analysed temporal genomic datasets of a range of mammal and bird species, in order to address questions such as how to species specific traits condition the genomic consequences to population collapse, and what ...
told the Guardian she tried to persuade a museum to let her extract DNA from a preserved dodo exhibited there. She said there were hundreds of dodos in collections around the world, so it had been possible to sequence the dead bird’s genome. But she warned that the revived dodo could ne...
The dodo bird disappeared so quickly off the face of Earth 300 years ago that it has become the poster bird for extinction: Perhaps you've heard the popular expression "as dead as a dodo." As sudden and swift as the dodo's demise was, though, this unfortunate bird holdsimportant lessons...