An arrhythmia (also called dysrhythmia) refers to what is usually an irregular heartbeat. The heart rate can be fast, slow, or irregular, taking into consideration age and activity. For example, a newborn's heart beats much faster than a 5-year-old child's heart. A fast heart rate is called tachycardia. A slow heart rate is called bradycardia. Some irregular heartbeats are normal: Sinus arrhythmia is the normal variation in heart rate that accompanies breathing in and out.
Image Source. The awesome-looking Toyger is probably the most remarkable striped breed of cat in the world. This breed is the result of breeding domestic shorthaired Tabbies to make it looks like a âtoy tigerâ. The breeding started in the 1980s.
Big Cats. Big cats is a term used to describe the larger species of wild cats, including the lion, tiger, cheetah, jaguar, cougar, leopard, Amur leopard, clouded leopard, Sunda clouded leopard and snow leopard.he Big Cat Family. Big cats are all members of the Felidae family (a biological classification), along with small wild cats and domestic cats. There are two Felidae sub-families, the Pantherinae and the Felinae. The lion, jaguar, tiger and leopard are members of the subfamily Pantherinae and the genus Panthera.