(n.) An insect belonging to the genus Pulex, of the order Aphaniptera. Fleas are destitute of wings, but have the power of leaping energetically. The bite is poisonous to most persons. The human flea (Pulex irritans), abundant in Europe, is rare in America, where the dog flea (P. canis) takes its place. See Aphaniptera, and Dog flea. See Illustration in Appendix.
Example Sentences:
(1) The combined immediate and delayed responses to fleas in the dog are as observed by other investigators in man and guinea pigs.
(2) Repellent effect of the Mannich bases (methoxyphenol derivatives) on Aedes aegypti mosquitoes and Xenopsylla cheopis fleas was revealed under laboratory and field conditions.
(3) Rats were caught, and they and their fleas were identified.
(4) Efficacy of polyvinyl chloride collars containing temephos [0,0'-(thiodi-4,1-phenylene) 0,0,0',0'-tetramethyl bis-(phosphorothioate)] was elevaluated in dogs and cats against the cat flea (Ctenocephalides felis).
(5) Thus, has been shown a leading role of transmission of plague microbe by fleas in the maintenance of natural nidality of this zoonosis.
(6) The results indicate that some cat-allergic patients have specific IgE both towards cat and cat flea but also that some of the patients with suspected cat allergy might have specific IgE towards the cat flea and not the cat.
(7) Over 60 forms of parasites were found out as follows: three species of blood parasites, 12 species of Coccidia, 8 species of cestodes, 12 species of nematodes, one species of Acanthocephalus, three species of chigger mites, 15 species of gamasid mites, 6 species of ixodid ticks, fleas and lice.
(8) Dissection of fleas gave, however, positive results.
(9) Hungry but previously "prepared" for winter fleas lived at a temperature from 0 to 2 degrees not more than 376 days.
(10) The 12 additional arthropod species recorded from the woodland mice consisted of 1 nidicolous beetle, Leptinus orientamericanus; 1 bot, Cuterebra fontinella; 3 fleas, Ctenophthalmus pseudagyrtes, Orchopeas leucopus and Peromyscopsylla scotti; 1 tick, Dermacentor variabilis; 2 mesostigmatid mites, Androlaelaps fahrenholzi and Ornithonyssus bacoti; 3 chiggers, Comatacarus americanus, Euschoengastia peromysci, and Leptotrombidium peromysci; and 1 undescribed pygmephorid mite of the genus Pygmephorus.
(11) He and bassist Flea wrote letters of support to the women, which have been given to them in prison.
(12) All these hosts carried a lower proportion of reproductive fleas than their monthly sample proportion.
(13) It was considered that Ctenocephalides canis could be of great public health significance in this area in view of the high population of the flea.
(14) Infection in humans or animals by the common tapeworm of dogs and cats (Dipylidium caninum) requires ingestion of the intermediate host, the dog or cat flea containing the larva (cysticercoids) of the agent.
(15) Rabbit fleas Spilopsyllus cuniculi (Dale) were present on both sexes of rabbit at all times of the year.
(16) The larval flea diet had a small effect on the subsequent cestode development and the adult fleas' reaction to it.
(17) Almost all the patients with HP who were studied show hypersensitivity to flea bites.
(18) However, if, after six days, the fleas were transferred from an environment of 18 degrees C to one at 24 degrees C or 30 degrees C, the rickettsial growth increased by two or three logs within one week.
(19) Following exposure, samples of flea eggs were processed for microscopic examination and seeded onto carpet swatches containing flea-rearing medium in order to assess egg hatch, and larval, pupal, and adult development.
(20) When the number of fleas was increased to 250 and 500 specimens the progeny decreased in number.
Fled
Definition:
() imp. & p. p. of Flee.
(imp. & p. p.) of Flee
Example Sentences:
(1) He wound up repossessing the cars of workers who fled town after the bust.
(2) In practice this would probably be vetoed by China, which has close links with North Korea and maintains a policy of sending back people found to have fled across the border, despite widespread evidence that they face mistreatment and detention on their return.
(3) The protests have sparked an exodus of Chinese nationals, many of whom have fled to neighbouring countries or further.
(4) Australia has also previously granted refugee status to people who fled these countries.
(5) The arrest warrant, which came into effect in 2004, was not perfect, but it was immediately useful, leading to the swift extradition of one of London’s would-be bombers in July 2005, Hussain Osman, from Italy, where he had fled.
(6) Instead he ripped out the phone, left the couple and fled empty-handed with his accomplices.
(7) The St Anna parish – Sant’Anna dei Palafrenieri in Italian – accepted one of two families it promised to take in: a father, mother and two children who fled their home in Damascus.
(8) It was founded in 1984 by Hussain, a former Chicago cab driver, and won broad support among the "mohajirs" - Muslims who fled India after partition in 1947.
(9) The pair are thought to have fled the UK on a flight to Pakistan by using passports belonging to associates from the south of England.
(10) A high court judge sentenced him to 22 months in prison in February 2012, but he fled the country before he could be jailed.
(11) One of the clients, Vladimir Makhlay, a businessman who fled to the UK in 2005, agreed to pay New Century Media £75,000 a month for strategic advice – "including support for Mr Makhlay's application for a British passport".
(12) The wane in US power over the country it invaded eight years ago, coupled with a return to political prominence for Sadrists, seems to have been enough to lure Sadr back to Najaf, which he fled in 2004 after it was surrounded by US troops.
(13) It was delivered as Bangladesh announced around 50,000 Rohingya Muslims have fled the violence across its border.
(14) The United Nations high commissioner for refugees (UNHCR) wants western nations to accept 30,000 of the 2.3 million Syrians who have fled their country.
(15) On Saturday an idle digg ing machine signalled the hasty clearing of the building site to make way for the refugees, who have fled from countries including Syria and Eritrea .
(16) On the edge of Goma, in the shadow of the active Nyiragongo volcano, Mugunga hosts some of the 30,000 people who fled their homes following the upsurge of fighting that began in April.
(17) Embittered, he fled to America, settling in Langley, Virginia, a stone's throw from CIA headquarters.
(18) Most of these students have already experienced significant trauma, the very reason they fled their countries for the United States,” she wrote.
(19) I saw a lot of blood, people injured and children running," said Carlos Alberto, who fled into the forest and hid.
(20) Preliminary murder charges have been lodged against two men – both students at Islamic religious schools, who were arrested at the scene after being overpowered by bystanders – and against a third assailant who fled and has yet to be found, an officer said.