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.
Physical Features: The kangaroo has powerful hind legs and large feet, and a large muscular tail to keep it balanced while in motion. It is the only large animal to use hopping as its primary means of locomotion. A male kangaroo can leap to lengths of close to 30 feet and at a height of up to 10 feet.hysical Features: The kangaroo has powerful hind legs and large feet, and a large muscular tail to keep it balanced while in motion. It is the only large animal to use hopping as its primary means of locomotion. A male kangaroo can leap to lengths of close to 30 feet and at a height of up to 10 feet.