1 Pain: Persistent mouth pain is another common oral cancer sign. 2  A lump or thickening in the cheek. 3  A white or red patch on the gums, tongue, tonsil, or lining of the mouth. 4  A sore throat or feeling that something is caught in the throat that does not go away.
Blue whales are the largest predator to ever inhabit this planet, though it is thought to feed almost exclusively on tiny, shrimp-like creatures called euphausiids or krill. Feeding is usually at depths less than 100 m; harpooned animals have dived as deep as 500 m.lue whales, Balaenoptera musculus (Linnaeus, 1758), like all rorquals (Family Balaenopteridae, the family that includes the blue whale, Bryde's whale, fin whale, humpback whale, minke whale, and sei whale), are long, slender whales that are much more streamlined than other large whales.
Published Wednesday, April 9, 2014 7:44PM EDT. Last Updated Wednesday, April 9, 2014 11:03PM EDT. Nine blue whales have died after they became trapped in shifting ice patches off the southwest coast of Newfoundland. The Department of Fisheries and Oceans is calling the deaths a massive loss to marine life.ublished Wednesday, April 9, 2014 7:44PM EDT. Last Updated Wednesday, April 9, 2014 11:03PM EDT. Nine blue whales have died after they became trapped in shifting ice patches off the southwest coast of Newfoundland. The Department of Fisheries and Oceans is calling the deaths a massive loss to marine life.