About 6,000 years ago, an unfortunate dog suffered from a relatively rare form of cancer. Since then, unlike any other cancer, its cancer cells were swiftly transmitted from one dog to another. Today, this age-old ailment has a name—Canine Transmissible Venereal Tumour or CTVT. In a recent study, they traced the history of CTVT to Asia, and in the process, helped understand the evolution of cancer in the long term.
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Some curse them, throw stones at them, beat them, and even kill them, while a few pet them and form a special bond! Domestic dogs, or Canis lupus familiaris, are known to be our 'best friends'. Yet, nearly 70-80% of the 90 crore dogs globally, about 70 crores, are free-ranging and include stray and feral dogs. How do they survive and thrive in the dangerous streets without our active care? It turns out, just like us, they have a 'family' that makes it possible.
Dogs have been introduced in various places across the world, where they were not found before by humans. In a recent study, researchers from the Ashoka Trust for Research in Ecology and the Environment study how dogs affect the local biodiversity.
Rabies is a fatal disease associated with dogs. However, it could well be spread by many animals -- both wild and pets. Today, on World Rabies Day, here is all you want to know about the disease and ways to prevent them. But if you thought it was a challenge, find out the truth about this and help make the world free of this deadly disease