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The heat cycle in dogs typically occurs twice a year, although this can vary between breeds and individual dogs. It generally starts around six months of age but can also begin earlier or later depending on various factors. The heat cycle lasts approximately three weeks and consists of four stages proestrus, estrus, metestrus, and anestrus. During the proestrus stage, female dogs will exhibit signs such as swelling of the vulva, increased urination, and behavioral changes. Estrus is when they are in heat and are receptive to male dogs for breeding.


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poultry medicine list

Apart from their ecological roles, cows and their associated insects are potential sources of bioactive compounds. Insects produce a variety of substances that can have antibacterial, antifungal, and antiviral properties. For example, compounds derived from the secretion of certain insects, like the larvae of flies, have shown promise in wound healing and as antimicrobial agents. These bioactive compounds could revolutionize how we treat infections in both cattle and humans, presenting a more natural alternative to synthetic antibiotics.


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poultry medicine list