Elephants are one of the largest land mammals alive. They live in family groups called herds which are led by the oldest females, daughters of the matriarch. When males become adults (at about 14 years of age), they leave their herd and live on their own or in loose bachelor herd.
One of the main symptoms of schizophrenia is hearing voices in the head (auditory hallucinations). Up to 75% of diagnosed patients have it. Some people report that voices are always there, while others only hear them from time to time. Voices can be soft and calming, or they can be harsh and demanding. Why do some patients hear disturbing voices that bother them, while others don't face such problems.
There are many reasons why dogs are consider cuter than wolves by humans. One of these is neoteny, or the retention of juvenile traits in an adult animal. Dogs resemble puppies for most of their lives, with their soft fur and floppy ears. Wolves do not neotenize like dogs do; they reach maturity at 2 years old and remain adults for the rest of their life span.
Spanish flu was a pandemic that started in Europe and killed 20 to 100 million people. It is still debated as to where it originated from, but most believe it came from China or Europe and spread globally. The virus had an extremely high mortality rate of about 2%. This deadly disease is thought to have been caused by H1N1 influenza A virus.
One of the main symptoms of schizophrenia is hearing voices in the head (auditory hallucinations). Up to 75% of diagnosed patients have it. Some people report that voices are always there, while others only hear them from time to time. Voices can be soft and calming, or they can be harsh and demanding. Why do some patients hear disturbing voices that bother them, while others don't face such problems.
Yevno Azef was Russia's leading terrorist and most highly paid police informant. In 1904 he organized the assassination of Vyacheslav Plehve who was minister of the interior and a person who initially recruited him. This gave him a lot of credit in Socialist Revolutionary Party, which in turn allowed him to give away a lot of party members to the secret police without being suspected of treason.
Mimicry is a phenomenon where organisms resemble other species or objects for their own advantage. It can be found in animals, plants and minerals. For example, you might find a plant that resembles some venomous insect or vice versa some predator that resembles a plant.
Linguistic relativity or Sapir-Whorf hypothesis is a proposal that the structure of a language affects its speakers' world view or cognition. The strongest version of the hypothesis holds that language shapes thought, but weaker versions suggest that it only influences thought.
These furry little creatures spend most of their time communicating with one another through vocalizations or visual signals like tail wagging or nose touching. Their language is now considered to be the most complex of all animal languages (more complex than chimpanzee and dolphin language).