If it is a heart attack, you're more likely to experience chest heaviness with constriction. You may experience pain in the center of your chest accompaning by tingling or pain in the shoulder, arm, jaw, or back. You may also feel anxiety, shortness of breath, nausea, wheezing, coughing, and possible vomiting.ind out here the causes and what to do if this condition occurs. Heaviness in chest can definitely make you feel worried because it's often one of many signs of a heart attack. In a heart attack, however the pressure seems to grow big, restricting breathing and causing some pain in the shoulder as well.
Penguin Endangered. It is no secret that for almost all of the species of penguins out there, the numbers are less than they were just a few decades ago. There are many reasons for this including hunting them for oil, taking their eggs, destroying their natural environment, the weather, and a lack of food supply.
Conservation Status. Over the last half-century, Walia Ibex has been considered one of the most endangered ungulates in the world (Nievergelt, 1990). Today, this species is deemed critically endangered primarily because of the very small population left in the wild.apra walie, or the Walia Ibex, is found exclusively in the mountains of northern Ethiopia. Nearly all of the remaining population resides along 25 kilometers of the northern escarpment in the Simien Mountains National Park (Massicot, 2001). 1  Biogeographic Regions. 2  ethiopian. 3  native.