Whalebone is the colloquial English term for a material known as baleen. Baleen is not bone.
Why Whales Don't Choke - The New York Times
Bowhead whales may have a cancer-defying superpower: DNA repair
Pittwater Online News
Killer whale dies suddenly at SeaWorld San Diego
Mysterious surge in dead gray whales concerns scientists
Fin Whale NOAA Fisheries
The hidden world of whale culture
Grieving killer whale mother is falling behind family as she carries dead calf, World News
Fashion History Now #49 - Dressed: The History of Fashion