The first documented procedure was done in the 50s by Vladimir Demikhov, a surgeon and transplant pioneer, grafted the head and forelimbs of a puppy onto the body of a different dog. He also followed this up with the creation of a two headed dog. The animals did not last for more than two days. There is also another incident where Dr. Robert White, who performed the first successful head transplant on a monkey in 1970.
NASA’s rover recently dug a hole in its surface revealing that below its surface is a blue interior. This shows how the environment changed over time, going from a planet that held vast oceans to a dry and barren landscape. On February 24 at Telegraph Peak, the third drill sit in the rover’s five-month-long mission at Pahrump Hills.
Researchers believe that have found a new species of a titi monkey in Brazil a few years back. Papéis Avulsos de Zoologia is where this new species is described. Julio César Dalponte discovered the animal during an expedition along the Roosevelt River.