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Permethrin is a medication and an insecticide. [6] [7] As a medication, it is used to treat scabies and lice. [8] It is applied to the skin as a cream or lotion. [6] As an insecticide, it can be sprayed onto outer clothing or mosquito nets to kill the insects that touch them. [7] [9] Side effects include rash and irritation where it is applied. [8]
The hooded pitohui.The neurotoxin homobatrachotoxin on the birds' skin and feathers causes numbness and tingling on contact.. The following is a list of poisonous animals, which are animals that passively deliver toxins (called poison) to their victims upon contact such as through inhalation, absorption through the skin, or after being ingested.
Propoxur is highly toxic to honey bees. The LD50 for bees is greater than one ug/honey bee. [citation needed] Highly toxic Acephate [25] Orthene Organophosphate: 3 days Acephate is a broad-spectrum insecticide and is highly toxic to bees and other beneficial insects. [26] Moderately toxic Azinphos-methyl [27] Guthion, Methyl-Guthion ...
The word pesticide derives from the Latin pestis (plague) and caedere (kill). [5]The Food and Agriculture Organization (FAO) has defined pesticide as: . any substance or mixture of substances intended for preventing, destroying, or controlling any pest, including vectors of human or animal disease, unwanted species of plants or animals, causing harm during or otherwise interfering with the ...
By contrast, a toxin is a poison produced naturally by an organism (e.g. plant, animal, insect). [2] The 2011 book A Textbook of Modern Toxicology states, "A toxin is a toxicant that is produced by a living organism and is not used as a synonym for toxicant—all toxins are toxicants, but not all toxicants are toxins. Toxins, whether produced ...
The "Spanish fly", Lytta vesicatoria, has been considered to have medicinal, aphrodisiac, and other properties. Human interactions with insects include both a wide variety of uses, whether practical such as for food, textiles, and dyestuffs, or symbolic, as in art, music, and literature, and negative interactions including damage to crops and extensive efforts to control insect pests.
A pest is any living thing which humans consider troublesome to themselves, their possessions, or the environment. [1] Pests can cause issues with crops, human or animal health, buildings, and wild areas or larger landscapes. [2] An older usage of the word "pest" is of a deadly epidemic disease, specifically plague.
This glossary of biology terms is a list of definitions of fundamental terms and concepts used in biology, the study of life and of living organisms.It is intended as introductory material for novices; for more specific and technical definitions from sub-disciplines and related fields, see Glossary of cell biology, Glossary of genetics, Glossary of evolutionary biology, Glossary of ecology ...