| 词汇 | example_english_extinct |
| 释义 | Examples of extinctThese examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. They will inevitably carry their parasites in such movements and so these have the potential to rescue declining local populations or replace extinct ones. The final prediction that species would go locally extinct and be replaced by rescue effects was not met. Extinct populations were not replaced by viable ones. The myriad chemical publications of these cameralist reformers exist today as the artifacts of an extinct profession. In the skulls of extinct taxa, the orbit and nares are represented by dark gray shading. Species that depend on large, and/or permanent, aquatic sites for reproduction simply go extinct as is reflected in species composition and turnover patterns. However, if its increased reproduction causes the host to die before transmitting the pathogen to another host, the mutant genotype will become extinct. Alternatively, there could have been multiple species (all except one of the lineages going extinct), with restricted gene flow among them. Even if males and females do survive and mate, the numbers may be so small that the pioneer population goes extinct by chance. By the 1930s, the belief that pre-initiation pregnancies boded ill fortune for clan, chief and community was highly contested, but it was far from extinct. A population may also become extinct due to exceptionally high mortality rates. Fitted curves not constrained to pass through 0 when cohort becomes extinct. The present work is a reminder that the art of bestiary is not completely extinct. Ammonites will also find little to celebrate in the new database as we next find out how they also went extinct. In both replicates the parasite became extinct between days 90 and 100. They immediately become extinct on a patch if the livestock on their patch becomes infected or if an infected immigrant arrives. The endangered species, however, also goes extinct under conditions of high connectivity. What are the principles that allow us to understand more of their biology when they are all extinct? A species of bird can go extinct because its members cease breeding as a result of habitat loss. No vague abstraction legible only to a privileged few, the looming skeletons of extinct beasts were terrifyingly proximate to an increasingly fragile present. The belemnite is an extinct animal related to the cuttlefish. Scientists clone bits of genes taken from extinct animal. The population goes close to extinct at the end of the planning horizon after four consecutive months. Extinct lines are not replaced by surviving ones. A number of full-sib mating lines were initiated from a large outbred population and maintained for 20 generations (if not extinct). Many other species have gone extinct due to habitat loss before they were described. In the first stationary state (8) the population has become extinct. He is thus one of the few living links with the now-extinct industry that exploited southern seals over a period of two centuries. If replacement is less than total, numbers will fall and the population will eventually become extinct. There are probably 10 million kinds of animals and plants, and no more than one in a million - ten - would go extinct per year naturally. Local populations may and do go extinct, but only to be replaced by recolonization from other local populations within the metapopulation. Such life may now be extinct and have become completely untraceable. The system's "collective memory" consists of the pools of four types of strategies from which once-extinct types of strategies can be reactivated. The conversation ranges over the source of balsam, its identity, its ancient names, its medical uses, and the possibility that true balsam had become extinct. The first is impossible because the past cannot be built again - certainly not when traditional craftsmanship is all but extinct. A large proportion of the households headed by women, or households which lacked landholdings, became extinct before they could find an heir. If the household could not find any replacement for a head who had died young, the household became extinct. Not all the households in this extinct group experienced a decrease in zenidaka, although there are no examples among them of an increase in zenidaka. The results predict that it is probable that flies will go extinct in this area, without giving an estimate of that probability. Each segment of the bar chart represents the numbers of each distinct family of lineages, including those lineages that go extinct. The senescent type went extinct within a short time while the non-senescent type built a population. When the family size is large enough that no line is extinct, selection acts solely within lines. Of the 109 nonmagnates created between 1704 and 1847, twenty-four peerages were extinct by 1873 when data on landownership was compiled. Obviously, molecular phylogenies don't help for long-extinct taxa, and the oft-lamented prevalence of convergence in bivalve shell characters is still a serious hindrance. The observation that myxoma virus can become locally extinct for a period of a year or more is interesting. The more common intelligent life is in the universe, the more rapidly it will become extinct. Should that not cause them eventually to become extinct, as they otherwise compete with those who do not incur those costs? Here, it was assumed that squirrels became extinct in a tetrad in the year that they were last recorded as being present. The pidgin is extinct; most records come from the seventeenth century (one from the eighteenth), and require a fair amount of philological interpretation. However, not all of the neotropical megafauna went extinct. Alternatively, an ant mutualism may have existed in the past and the ants may have gone locally extinct, leaving an available niche for the beetles. Belief in mind-body dualism, it seems, is as extinct as the dinosaurs. The robosaurus project is an attempt to find out more about how these extinct reptiles walked and moved 120 million years ago. Last confirmed record in 1991, now locally extinct. Our ancestors were primates who are now extinct. A key objective within astrobiology for future planetary lander missions is the detection of biomarkers - molecules whose presence indicates the existence of either current or extinct life. We also talk about valid rules under extinct legal systems and about what rights and powers a proposed constitution would confer, in each case free from any 11. The parallel between the near-extinct buffalo and the migratory caribou best exemplified the risks of maintaining the old model-a parallel that was extensively used during the campaign. The new policy chose to make a deliberate and total discursive break with all of them, and from the 1860s until approximately 1900, indigenous schools gradually became extinct. Even more significant is the fact that suhtergefaeligderan is a dvandva, or a copulative compound, a type that was all but extinct by the time of the surviving written texts. Because in natural populations there is a chance that some of the demes can go extinct, we also studied the effect of extinction in our network model. In such populations there is a substantial probability that all fittest individuals (the fittest class) will eventually acquire a slightly deleterious mutation and therefore go extinct. Antarctic paleolake sediments and the search for extinct life. The intuitive explanation is that the pathogen will become extinct in a short space of time only if the latently infected individual dies before a reactivation event takes place. The data for those born in the twentieth century were excluded from the analysis in order to have unbiased estimates of longevity for extinct birth cohorts. However, despite (or precisely because) of such an ostensibly manly demeanor, these characters have no place in the marriage plot and are extinct at the end of the novel. In our model each deme can go extinct, with probability e, and be recolonized by individuals from neighbouring demes to which the deme in question is connected. If the adult and pupal mortalities are both as low as 0.5% per day, however, g must be reduced to 0.1 before the population definitely goes extinct. The moment a concrete genetic lineage goes extinct, its unique combination of characters necessarily has to follow and this explains the basically historical, that is, irreversible nature of biological evolution. Again it should be emphasized that the mechanics inherent in their development do not allow for predictions with regard to which language families will grow and which will become extinct. Humanity flourishes but eventually becomes extinct. There are two very useful appendices, one listing animal species extinct since 1600 and the other listing some 400 lifeforms upon which we are dependent for our survival. On his death, all honours became extinct. Many relatively long-lived species encounter rates and types of environmental change, whether self-induced or independent, that their genes do not have the capacity to handle, and they frequently become extinct. Future exploration, in the next decade, will be, in part, devoted to investigations on extinct or extant traces of life, or prebiotic chemistry that could have existed. Although it is true that the big state-of-the-nation play is almost extinct, the work of new writers is surely political even if their chosen form is plays about private passions. The explorations of these territories revealed the former existence of various remarkable extinct faunas and of geological formations of different periods, where terrestrial predominated over marine formations. Prosauropods and iguanas: speculation on the diets of extinct reptiles. He is critical of the phylogenetic method in relying upon comparative studies of related living taxa to estimate the function of a structure in an extinct form. Rather, it might be thought that it is a type that is lost when a species becomes extinct - in this case the type 'northern spotted owl'. Most of the minority languages are almost extinct because of the cuts. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Within that forest, we could reintroduce some species that have become extinct on this island. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 The enterprise allowance, for example, will be all but extinct. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Not every creature that refuses to change becomes extinct. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 One method attempts to compare the structures of teeth or limbs or some other feature of the extinct animal with living analogues. All of them were marine and all of them are extinct. The endangered species goes extinct, however, because habitat fragmentation makes it problematical for the species to re-colonize extinct patches. Occupied only by infected livestock (assume any infected wildlife within a patch immediately go extinct); the number of patches is i. Everyone knows of the extinct birds the moa and huia, and of the endangered birds the kakapo and takahe. Human beings cannot be exclusively adapted to a past world, and not at all adapted to modern life, otherwise we would be extinct. The greatest value of this book lies in the record of rapidly waning or extinct practices. If not, then the lineage would become extinct while waiting for a second or third variant to occur. Many thousands of species of plants and animals will become extinct. The concept seems valid for a variety of systems: if a population becomes too small, it may become extinct. Trilobites inferred to have had a planktonic larval phase are proportionately 1.5 times more likely to become extinct than species with a benthic larval phase. The appeal is thus one that anticipates the use of tracks and individual prints in the context of a genuine taxonomy of extinct creatures. The term trail is projected to encompass, not only trackways of long extinct animals, but those of sound and light for example. Good strategies thus survive and prosper while bad strategies decline and go extinct. When the size of the line is larger than two individuals, the proportion extinct within 50 generations is greatly reduced. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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