Categoría Oddities

Are there twin dogs and cats?

»> Yes. As with us, humans, cats, dogs and other mammals can also be identical twins. “But it is very difficult to know when this occurs”, says veterinarian Gelson Genaro, from the University of São Paulo (USP) in Ribeirão Preto…

What are the most endangered whales?

There are four species, out of a total of 13 existing on the planet: the blue whale (Balaenoptera musculus), the gray whale (Eschrichtius robustus), the northern right whale (Eubalaena glacialis) and the bowhead, or roundhead (Balaena mysticetus). This, however, does…

What causes strabismus?

(Doug Lira/Strange World) There are several factors. An adult, who has never had a squint, can develop the disease due to metabolic diseases (diabetes and thyroid disorders), high blood pressure, stroke, high myopia, traumatic brain injury, etc. The good news…

How did Protestant churches emerge?

They arose from the nonconformity of the German priest Martin Luther (1483-1546) in accepting some practices of the Catholic Church. Luther strongly attacked the sale of indulgences, that is, obtaining forgiveness for a certain sin in exchange for money. On…