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.
They are marsupials. A kangaroo has a strong back bone and four legs. The hind legs are stronger than the forelegs. Kangaroos are known for their powerful legs, and all me â¦ mbers of the kangaroo family share this characteristic of large, strong hind legs with elongated feet, and short forelegs.The female kangaroo has a pouch for the joey (baby).he hind legs are stronger than the forelegs. Kangaroos are known for their powerful legs, and all me â¦ mbers of the kangaroo family share this characteristic of large, strong hind legs with elongated feet, and short forelegs. The female kangaroo has a pouch for the joey (baby).