Rapid Heart Beat in Dogs. Supraventricular Tachycardia in Dogs. Supraventricular tachycardia (SVT) refers to an abnormally rapid heart rate originating above the heart's ventricles. This can occur during times of rest or low activity (i.e., at times other than exercise, illness, or stress).
The Afroalpine highlands of Ethiopia are home to the last remaining Ethiopian wolves.The highest known population of Ethiopian wolves live in the Bale Mountains in Southern Ethiopia, just southeast of the Rift Valley.
African lions live in  Angola, Botswana, Mozambique, Tanzania, the Central African Republic, South Sudan and other parts of sub-Saharan Africa. They wander a territory of 100 square miles (259 square kilometers), according to National Geographic.