Coral reefs are the most diverse of all marine ecosystems. They teem with life, with perhaps one quarter of all ocean species depending on reefs for food and shelter. This is a remarkable statistic when you consider that reefs cover just a tiny fraction (less than one percent) of the earthâs surface and less than two percent of the ocean bottom.
bumper - a mechanical device consisting of bars at either end of a vehicle to absorb shock and prevent serious damage. bumper guard - vertical bars attached to a bumper to prevent locking bumpers with another vehicle.
Cars can be loaded up with a number of protection enhancements like additional airbags, better seatbelts, anti-lock brakes, halogen lights and other equipments that can add more protection and even style to our vehicle. One of these is the bumper. There are two kinds of bumpers that are usually installed in one's car, the front and rear bumpers. These are huge reshaped metal shields designed to absorb shock from minor, low-speed collisions.