• The Marine Mammal Center has rescued over 12,000 sea otters, sea lions, dolphins and other species, but also produces important scientific discoveries regarding marine chemistry?
• sea otter conservation efforts have included successful translocations of sea otters (pictured) from Alaska to British Columbia and Washington?

Facts on topics related to Sea otter

Polar bear

• Inuka, a polar bear who is the mascot of the Singapore Zoo, is the first and only polar bear born in the tropics?
• perfluorononanoic acid, an environmental contaminant, has been detected in polar bears in concentrations over 400 parts per billion?
• Siward, the earl of Northumbria who defeated Macbeth in battle, was said to have been descended from a polar bear?
• after calling for a polar bear, Disneyland and palm trees to be brought to Reykjavik in Iceland, The Best Party won the most seats in the 2010 Reykjavik City Council election?
• at only five weeks old, Flocke the polar bear cub from Nuremberg Zoo was touted by Bild to be the future "Mrs. Knut"?
• the coat of arms of Greenland depicts a polar bear raising its left forepaw, breaking with the heraldic tradition of showing the right forepaw raised, because polar bears are left-handed?
• while serving aboard HMS Carcass as a midshipman on an Arctic expedition, a young Horatio Nelson is reported to have chased a polar bear?

Raccoon

• a single raccoon reduced the entire population of White Cay iguanas to 140 males and 10 females in one year?
• when one of the rare recordings of "Stormy Weather" by The Five Sharps, a 78 rpm record, was broken, the blame was placed on a pet raccoon that supposedly sat on it?

Lion

• Russian architect Lev Kekushev built Art Nouveau buildings in Moscow, Russia, in the 1890s and early 1900s, "signed" with a lion (Lev) ornament or sculpture?
• during the Indian Independence Movement, Tanguturi Prakasam bared his chest when the police threatened to shoot and that after the incident, he was respected with the epithet of Andhra Kesari (Lion of Andhra)?
• politicians have proposed replacing the red lion on the Flag of Tasmania with a thylacine or cape Barren Goose?
• roars from lions and tigers in the menagerie at Exeter Exchange in central London scared horses in the street outside?
• sculptor Pavel Sokolov designed sphinxes for Egyptian Bridge, griffins for Bank Bridge, and lions for Bridge of Four Lions in Saint Petersburg?
• the fossilised remains of lions have been found at Crook Peak in Somerset, England?
• the film I'm No Angel (1933) starred Mae West as a circus lion tamer, and that West did her own stunts including riding an elephant into the ring and putting her face between the lion's jaws?
• the infamous man-eating lions of Tsavo attacked workers who were building the Uganda Railway which connects Uganda and Kenya?

Gray Wolf

• the Northern Rocky Mountains Wolf (pictured), a form of the Gray Wolf that used to live primarily in Yellowstone National Park, was court ordered to be re-listed under Endangered Species Act protections on August 6, 2010?

Brown Bear

• construction for the bobsleigh, luge, and track to be used for the 2014 Winter Olympics has been delayed due to high downhill grades and location near a World Heritage Site, including near an endangered species of brown bear?
• the bear kept in Camperdown Country Park, the largest park in Dundee, bit the arm off a 10-year-old boy?

Otter

• Castorocauda lutrasimilis, a recently described mammal relative that looked like an otter with a beaver's tail, evolved a semi-aquatic lifestyle 110 million years earlier than any other mammal-like animal?