The U.S. tax system, which the IRS oversees and administers, is based on the principle of voluntary compliance. Duties and Powers. The IRS is responsible for enforcing the Internal Revenue Code (U.S.C.A. tit. 26), which codifies all U.S. tax laws.
Baleen: Also known as whalebone, baleen is a filter-feeder system inside the mouths of whales in the Mysticeti suborder. Plates of keratin grow from the gums of the upper jaw. When the whales feed, they take in large amounts of food-rich water and then use baleen to filter out the water while retaining krill.ifferent species of whales vary drastically in terms of both size and weight. Baleen whales in the Mysticeti suborder are generally larger than those of the Odontoceti suborder. The Mysticeti group includes the blue whale (Balaenoptera musculus)âthe largest animal ever to live on the planet.
Beluga whales eat a wide variety of benthic and pelagic prey such as worms, crustaceans, squid, octopus and small fish in shallow and coastal waters although diets vary with season, location, age and body size. Arctic species feed mainly on shallow water fish. An adult beluga will consume approximately 55 lbs (25 kg) of food in a day. Beluga whales can remain submerged for 15-20 minutes and may travel up to 2-3 km on one dive. This allows them to pursue their primary diet of small fish such as capulin, char, sand lance and cod. To learn more about beluga whales, select from the following: Beluga Names