Tsetse (/ ˈ s iː t s i / SEET-see, US: / ˈ t s iː t s i / TSEET-see or UK: / ˈ t s ɛ t s ə / TSET-sə) (sometimes spelled tzetze; also known as tik-tik flies) are large, biting flies that inhabit much of tropical Africa. [1] [2] [3] Tsetse flies include all the species in the genus Glossina, which are placed in their own family, Glossinidae.The tsetse is an obligate parasite, which ...

2025年2月27日 · tsetse fly, (genus Glossina), any of about two to three dozen species of bloodsucking flies in the housefly family, Muscidae (order Diptera), that occur only in Africa and transmit sleeping sickness (African trypanosomiasis) in humans and a similar disease called nagana in domestic animals. Tsetse flies are distinguished in part by a forward-projecting piercing proboscis on the head that is ...

2025年3月10日 · Sleeping sickness, also known as human African trypanosomiasis (HAT), is a disease caused by a parasite. You can get the parasite that causes sleeping sickness from the bite of a tsetse fly in sub-Saharan Africa.

2023年5月2日 · Overview . Human African trypanosomiasis, also known as sleeping sickness, is a vector-borne parasitic disease. It is caused by protozoans of the genus Trypanosoma, transmitted to humans by bites of tsetse flies (glossina) which have acquired the parasites from infected humans or animals.. Tsetse flies inhabit sub-Saharan Africa and only certain species transmit the disease.

Tsetse flies (Diptera: Glossinidae) constitute a small, ancient taxon of exclusively hematophagous insects that reproduce slowly and viviparously. Because tsetse flies are the only vectors of pathogenic African trypanosomes, they are a potent and ...

2024年5月27日 · There are about 27 different species of tsetse flies, which have been given the scientific name of Glossina. The pronunciation of tsetse is tse-see, according to Merriam Webster. This insect’s deadly bite, which you may not even notice, kills thousands each year. 5 Incredible Tsetse Fly Facts!

Le mot « tsé-tsé » vient de la langue tswana, une des langues bantoues parlée dans plusieurs pays d'Afrique australe, et signifie « mouche qui tue le bétail [2] ».. Les premières espèces décrites (Glossina longipalpis et G. palpalis) l'ont été en 1830, mais leur rôle dans la transmission des trypanosomes africains n'est établi qu'à partir de 1895 [3].

Female tsetse mate just once. After 7 - 9 days she produces a single egg which develops into a larva within her uterus. About nine days later, the mother produces a larva which burrows into the ground where it pupates.

Tsetse infest some ten million square kilometres of sub-Saharan Africa, extending from Mali and Ethiopia in the north to Angola and South Africa in the south.

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