Cardiac tamponade occurs when too much fluid collects in the pericardium (the sac around your heart). The fluid may collect slowly or quickly, and puts pressure on your heart. This makes it difficult for your heart to pump. Cardiac tamponade can be life-threatening. Infection or inflammation.
Physical Characteristics. Males of the largest kangaroo species, the red kangaroo, can be up to 6 feet tall and weigh 200 pounds.In all species, females are smaller than males. Male red kangaroos have a maroon-colored coat; female red kangaroos are bluish-gray, which has earned them the nickname blue flyers..ales of the largest kangaroo species, the red kangaroo, can be up to 6 feet tall and weigh 200 pounds. In all species, females are smaller than males.
Kangaroos are plant-eating marsupial mammals. They can vary in size from the Red Kangaroo which can grow to 2.5 meters and weigh up to 90kilos to the Antilopine Kangaroo which is about 1.3 meters tall and weighs about 43 kilos.Kangaroos have short fur which varies in colour from orange-brown, to grey to dark brown.angaroos are plant-eating marsupial mammals. They can vary in size from the Red Kangaroo which can grow to 2.5 meters and weigh up to 90kilos to the Antilopine Kangaroo which is about 1.3 meters tall and weighs about 43 kilos. Kangaroos have short fur which varies in colour from orange-brown, to grey to dark brown.