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Pigs can use their knowledge of other pig perspectives to their own advantage and even to influence others' behavior. [1] In one study, pigs used their theory of mind skills to mislead other pigs away from food rewards. [1] Like corvids and primates, pigs are capable of tactical deception. [15] [16] Pigs can figure where humans are looking and ...
A similar vacuum activity to tongue rolling is 'vacuum chewing' by pigs. In this behaviour, pigs perform all the activities associated with chewing but with no substrate in their mouth. This abnormal behaviour can represent 52–80% of all stereotyped behaviours. [16]
The PIGA was based on an accelerometer developed by Dr. Fritz Mueller, then of the Kreiselgeraete Company, for the LEV-3 and experimental SG-66 guidance system of the Nazi era German V2 (EMW A4) ballistic missile and was known among the German rocket scientists as the MMIA "Mueller Mechanical Integrating Accelerometer". This system used ...
In 1978, Phoebe-Lou Adams, in her review for The Atlantic, wrote: "only a confirmed pig-hater could resist this odd, pretty (yes, pretty) book." [3] Peter Shahrokh, writing for Agricultural History, claims: "Hedgepeth's basic message is that we limit ourselves terribly when we believe in the formula "pig equals pork"; the hog can be much more as Hedgepeth happily shows through his lively and ...
Most books about animal behavior, Thorndike wrote, "do not give us a psychology, but rather a eulogy of animals". Although Wolfgang Köhler's [162] experiments are often cited as providing support for the animal cognition hypothesis, his book is replete with counterexamples. For instance, he placed chimpanzees in a situation where they could ...
Why We Love Dogs, Eat Pigs, and Wear Cows: An Introduction to Carnism is a 2009 book by American social psychologist Melanie Joy about the belief system and psychology of meat eating, or "carnism". [1] Joy coined the term carnism in 2001 and developed it in her doctoral dissertation in 2003.
Herman Tønnessen (24 July 1918 – 2001) was a Norwegian-Canadian philosopher and writer.Having studied with Arne Næss, in the years following the end of World War II he was affiliated with the Norwegian Institute for Social Research.
Irving Lester Janis (May 26, 1918 – November 15, 1990) was an American research psychologist at Yale University and a professor emeritus at the University of California, Berkeley most famous for his theory of "groupthink", which described the systematic errors made by groups when making collective decisions.