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Dermanyssus gallinae (also known as the red mite) is a haematophagous ectoparasite of poultry.It has been implicated as a vector of several major pathogenic diseases. [1] [2] Despite its common names, it has a wide range of hosts including several species of wild birds and mammals, including humans, where the condition it causes is called gamasoidosis.
Besides their chemical content, the spiny leaves may also cause mechanical damage to the body. Iris sibirica: Siberian iris, Siberian flag Iridaceae: Most parts of the plant are poisonous (rhizome and leaves), if mistakenly ingested can cause stomach pains and vomiting. Also handling the plant may cause a skin irritation or an allergic reaction ...
Watt & Brandwijk state that horses, domestic chickens and all birds eat the fruit with impunity, and further state that no records of poisoning in children exist, casting doubt on contrary published accounts. [11] The main toxic compound is the alkaloid, solasodine, with the highest content in the unripe green berry (2–3.5% dry weight). [12]
Common toxic plants include lilies (to cats), aloe, and philodendron. One of the most helpful things you can do to prevent pet health issues is to be knowledgeable and aware.
Giant hogweed sap can make skin extremely sensitive to the sun, causing third-degree burns in a short period of time. This can blind people if it gets in an eye. If you encounter the plant, don't ...
E. plantagineum contains pyrrolizidine alkaloids, so is poisonous to nonruminants. [10] [11] When eaten in large quantities, it causes reduced livestock weight, and death in severe cases, due to liver damage. [7] Paterson's curse can also kill horses, [12] and irritate the udders of dairy cows and
The plant produces allelopathic chemicals that suppress crop and pasture plants, and allergens that affect humans and livestock. It also frequently causes pollen allergies. [17] A study published in 2021 further showed that the plant could promote malaria by supplying much appreciated food and shelter to mosquitoes in Eastern Africa. [18]
Argas persicus, also known as fowl tick or poultry tick, is a small soft-bodied tick that is found primarily on domestic fowl such as chickens, ducks, and geese. It was first recorded by Lorenz Oken in 1818 in Mianeh, Persia, [1] [2] and named Rhynochoprion persicum.