![TIL City birds have learned to line their nests with cigarette butts in order to ward of parasites, as burnt nicotine works as an insecticide to ward off mites, lice and fleas. : TIL City birds have learned to line their nests with cigarette butts in order to ward of parasites, as burnt nicotine works as an insecticide to ward off mites, lice and fleas. :](https://external-preview.redd.it/c4raoxvb6kyvIXN5Lrmk4NHv1DJ29H8BNwYytJ_Phn8.jpg?auto=webp&s=ee677a384538784941b4a8414571e6e5be800f5b)
TIL City birds have learned to line their nests with cigarette butts in order to ward of parasites, as burnt nicotine works as an insecticide to ward off mites, lice and fleas. :
![Antiparasitic properties of leaf extracts derived from selected Nicotiana species and Nicotiana tabacum varieties - ScienceDirect Antiparasitic properties of leaf extracts derived from selected Nicotiana species and Nicotiana tabacum varieties - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0278691519304491-gr1.jpg)
Antiparasitic properties of leaf extracts derived from selected Nicotiana species and Nicotiana tabacum varieties - ScienceDirect
How difficult chemistry will I need to learn to extract nicotine out of tobacco to avoid the hazardous effects of smoking it? - Quora
![Efficacy of homemade botanical insecticides based on traditional knowledge. A review | Agronomy for Sustainable Development Efficacy of homemade botanical insecticides based on traditional knowledge. A review | Agronomy for Sustainable Development](https://media.springernature.com/lw685/springer-static/image/art%3A10.1007%2Fs13593-019-0583-1/MediaObjects/13593_2019_583_Fig1_HTML.jpg)