Experts say Southern Resident Orca “Ocean Sun” will soon turn 100 years old and is considered the oldest orca in the world.

The pod of killer whales that showed up Thursday, Jan. 30, have only been documented about 10 times since 1993.

Often dubbed the unicorns of the sea, narwhals are strange and beautiful creatures with long tusks protruding from their heads. Members of the population of more than 80,000 can weigh up to 4,200 ...