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The Fifth Estate Pit Bulls Unleashed: Should They Be Banned?

It’s a fact that pit bulls, with their powerful jaws, can kill and maim. But are pit bulls born bad or do humans make them that way? Therein lies an emotional – sometimes vicious – debate. On one side, traumatized families and public safety advocates. On the other, a powerful group of lobbyists who say that pit bulls are misunderstood ...
  • 2017
  • 00:44:57
  • 15-17
  • Added on: 11/22/2017

Quirks & Quarks Dogs Catch Cancer

Canine transmissible venereal tumor, or CTVT, is an unusual contagious cancer that affects dogs around the world. Live cancer cells are transmitted from dog to dog during mating. Dr. Elizabeth Murchison, a cancer geneticist at Cambridge University, has sequenced the genome of this cancer. The results suggest that it has survived continuously for 11,000 years. The genome also reveals a ...
  • 2014
  • 00:09:08
  • 13-14
  • Added on: 02/10/2014