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Why do mosquitoes bite humans? Do they bite other animals? How does it feel to be bitten by a mosquito? When do they bite you more? Do their bites.

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Presentation on theme: "Why do mosquitoes bite humans? Do they bite other animals? How does it feel to be bitten by a mosquito? When do they bite you more? Do their bites."— Presentation transcript:

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4 Why do mosquitoes bite humans? Do they bite other animals? How does it feel to be bitten by a mosquito? When do they bite you more? Do their bites harm us?How?

5 To suck their blood Yes they bite birds too It feels like pricking of needles

6 Look at this mosquito

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9 Look at this graph

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12 WHAT IS MALARIA? Malaria is a parasitic disease transmitted by the bite of infected mosquitoes. It can kill very rapidly — and often does.

13 WHO ARE THE MOST VULNERABLE? Children Pregnant women People living in emergency situations People living with HIV/AIDS MALARIA KILLS 3000 CHILDREN EVERY DAY

14 AFRICA BEARS THE HEAVIEST MALARIA BURDEN Ninety percent of all malaria deaths occur in tropical Africa.

15 Malaria - History Patrick Manson Sir Alphonse Laveran Sir Ronald Ross Giovanni Grassi

16 Malaria – Geographic distribution

17 Life of a Mosquito Anopheles freeborni

18 Malaria –carriers(cont.) Anopheles balabacensis A. freeborni A. gambiae A. stephensi

19 Malaria – supporters

20 Malaria - Treatment Artemisinin

21 Malaria - Prevention

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