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Hungry or thirsty horses are more likely to eat poisonous plants, as are those pastured on overgrazed lands. [5] Animals with mineral deficiencies due to poor diets will sometimes seek out poisonous plants. [6] Poisonous plants are more of a danger to livestock after wildfires, as they often regrow more quickly. [7]
Locoweed (also crazyweed and loco) is a common name in North America for any plant that produces swainsonine, an alkaloid harmful to livestock.Worldwide, swainsonine is produced by a small number of species, most of them in three genera of the flowering plant family Fabaceae: Oxytropis and Astragalus in North America, [1] and Swainsona in Australia.
The plant is toxic to horses. Green and dry material is sometimes found in alfalfa feed. Signs of poisoning include lameness due to laminitis and leg edema, stiffness, fever, diarrhea, intravascular hemolysis, hypovolemic shock, premature birth, abortion, gut ulceration, edema of the kidneys, pulmonary edema, and calcium crystals in the urine ...
Poisonous to livestock and hence of concern to people who keep horses and cattle. Horses do not normally eat fresh ragwort due to its bitter taste, however it loses this taste when dried, and becomes dangerous in hay. The result, if sufficient quantity is consumed, can be irreversible cirrhosis of the liver. Signs that a horse has been poisoned ...
This guide includes common plants that are toxic to the touch and to eat. ... Devil’s Potato, Devil’s Tomato, Horsenettle, Horse Nettle, Poisonous Potato, Thorn Apple, Wild Tomato.
Crofton weed is toxic to livestock. Ongoing consumption of crofton weed by horses leads to chronic lung disease, known as Numinbah Horse Sickness or Tallebudgera Horse Disease in northern New South Wales and Queensland. Outbreaks occurred in Hawaii in the 1920s, and subsequently in eastern Australia and Northland in New Zealand.
The eastern tent caterpillar is toxic to horses. It has been linked to mare reproductive loss syndrome in horses, but the exact mechanism by which the caterpillar triggers abortion has yet to be determined. Experimental studies have shown that when pregnant mares are fed eastern tent caterpillars, they abort.
It is poisonous to humans, [5] dogs, cats, and horses. [13] All parts of the plant are toxic, and the plant contains cardiac glycosides. [5] The plant is toxic both green and dried. [14] The stems contain a white sap capable of causing skin blisters. [15]