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scavenger    音标拼音: [sk'ævəndʒɚ]
n. 清道夫;食腐肉的动物

清道夫;食腐肉的动物

scavenger
清除器; 净化剂

scavenger
n 1: a chemical agent that is added to a chemical mixture to
counteract the effects of impurities
2: someone who collects things that have been discarded by
others [synonym: {magpie}, {scavenger}, {pack rat}]
3: any animal that feeds on refuse and other decaying organic
matter

Scavenger \Scav"en*ger\, n. [OE. scavager an officer with
various duties, originally attending to scavage, fr. OE. & E.
scavage. See {Scavage}, {Show}, v.]
A person whose employment is to clean the streets of a city,
by scraping or sweeping, and carrying off the filth. The name
is also applied to any animal which devours refuse, carrion,
or anything injurious to health.
[1913 Webster]

{Scavenger beetle} (Zool.), any beetle which feeds on
decaying substances, as the carrion beetle.

{Scavenger crab} (Zool.), any crab which feeds on dead
animals, as the spider crab.

{Scavenger's daughter} [corrupt. of Skevington's daughter],
an instrument of torture invented by Sir W. Skevington,
which so compressed the body as to force the blood to flow
from the nostrils, and sometimes from the hands and feet.
--Am. Cyc.
[1913 Webster]


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  • Scavenger - Wikipedia
    Oftentimes, scavenger communities differ in consistency due to carcass size and carcass types, as well as by seasonal effects as consequence of differing invertebrate and microbial activity
  • SCAVENGER Definition Meaning - Merriam-Webster
    By the time British colonists started towns in America, the skawage tax was no longer collected, and the word scavenger came to be used here in its more general sense of "someone who collects usable things from what has been discarded "
  • 25 Examples of Scavengers (A to Z List Pictures) - Fauna Facts
    Animals that are scavengers can be found in both the wild and the city, but they all have one thing in common: they eat whatever is dead or dying They’re able to find food because of their keen sense of smell, which allows them to track down rotting carcasses even when buried beneath dirt or snow 1
  • SCAVENGER | English meaning - Cambridge Dictionary
    The raven is known as acting as a scavenger, competing with and often outwitting the dogs and even the hunters
  • Scavengers: What are they, why are they important and just how do . . .
    Whereas a predator kills prey, a scavenger consumes matter that’s been discarded or died from predation, injury, disease or old age Some species are ‘obligate scavengers’ that survive by scavenging, others are ‘facultative scavengers’ that scavenge when necessary
  • 11 Animals That Are Scavengers: Fun Facts and Pictures
    What is a scavenger? A scavenger is any animal that consumes meat or vegetables that are already dead Some species are only scavengers, meaning they don’t hunt for food Other species, on the other hand, are opportunists who eat when opportunity presents itself
  • SCAVENGER Definition Meaning | Dictionary. com
    Scavenger definition: an animal or other organism that feeds on dead organic matter See examples of SCAVENGER used in a sentence
  • Scavenger - National Geographic Society
    A scavenger is an organism that mostly consumes decaying biomass, such as meat or rotting plant material Many scavengers are a type of carnivore, which is an organism that eats meat
  • 20 Examples of Scavengers (Pictures) - Wildlife Informer
    What are scavengers? A scavenger is any animal that eats meat or plants that are already dead Some species are only scavengers, meaning they don’t kill their own food Other species are opportunists who scavenge when they have the chance
  • Scavenger | Foraging, Adaptations, Survival | Britannica
    Scavenger, animal that feeds partly or wholly on the bodies of dead animals Many invertebrates, such as carrion beetles, live almost entirely on decomposing animal matter





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