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Migration
Birds migrate in order to avoid the physiological stress of cold weather and to take advantage of distant food resources. Some species migrate a few kilometers while others will travel hundreds or thousands of kilometers. Bad weather systems, predators, and habitat destruction prevent as many as half of migrating birds surviving to their destination. The […]
Pyometra infection in Dogs
Pyometra is an infection causing pus in the womb. This is a disease which affects dogs who have not been spayed. Surgery must be performed to remove the ovaries and womb as this infection will result in death if left untreated. Symptoms Drinking excessive quantities of water Urinating large amounts frequently Licking the vagina (at […]



