Oil-Rich Fish. Oil-rich fish are so called because the oils are distributed throughout the flesh of the fish. Mackerel, herring, salmon and trout are common examples. Occasionally you will find fish classified in a different way: Demersal and Pelagic Fish.
For other uses, see Springbok (disambiguation) . The springbok (Antidorcas marsupialis) is a medium-sized brown and white antelope-gazelle of southwestern Africa. It is extremely fast and can reach speeds of 88 km/h (55 mph) and can leap 4 m (13 feet) through the air.The common name springbok comes from the Afrikaans and Dutch words spring = jump and bok = male antelope or goat.pringbok footprints are narrow and sharp, and are 5.5 cm (2.2 in) long. springbok are distinguished from gazelles in that they only have two premolar teeth in each side of each jaw, instead of three, and therefore a total of twenty eight teeth, rather than thirty.
Cockroaches are fast runners. Anyone whoâs ever tried to chase a cockroach knows this for a fact â cockroaches are racers. They can go up to 3 miles per hour, which is fast considering how tiny they are. Their hind legs are especially built for speed, and can move 27 times per second when it is running fast.