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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.
It causes chronic respiratory disease (CRD) in chickens and infectious sinusitis in turkeys, chickens, game birds, pigeons, and passerine birds of all ages. [1] [2] Mycoplasma gallisepticum is a significant pathogen in poultry. Mycoplasmosis is the disease caused by infection with mycoplasmas. Mycoplasmas have many defining characteristics.
The most common are chickens and native birds. [6] However, Echidnophaga gallinacea has also been known to attach to turkeys, ducks, dogs, cats, rabbits, rats and native fauna. [ 6 ] [ 9 ] [ 11 ] [ 7 ] There are also reports of Echidnophaga gallinacea being found on humans.
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]
Ambrosia in chicken coop in Belgium Common ragweed, Ambrosia artemisiifolia , is a widespread invasive species , and can become a noxious weed , that has naturalized in Europe ; temperate Asia and the Indian subcontinent ; temperate northern and southern Africa and Macaronesia ; Oceania in Australia , New Zealand , and Hawaii ; and Southwestern ...
Goatsrue, a federally listed noxious weed and toxic to humans and animals if ingested, stands 4 feet to 6 feet tall with white or purple pea-like flowers, Goatsrue can closely resemble other ...
Here are some of the most common plants that are toxic to dogs, according to Dr Wismer: Sago Palm This handsome prehistoric-looking palm is the most dangerous houseplant on the list for dogs ...
Often, weeds are simply those native plants that are adapted to grow in disturbed ground, the disturbance caused by ploughing and cultivation favouring them over other species. Any plant is a weed if it appears in a location where it is unwanted; Bermuda grass makes a good lawn plant under hot dry conditions but become a bad weed when it out ...