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The flehmen response (/ ˈ f l eɪ m ən /; from German flehmen, to bare the upper teeth, and Upper Saxon German flemmen, to look spiteful), also called the flehmen position, flehmen reaction, flehmen grimace, flehming, or flehmening, is a behavior in which an animal curls back its upper lip exposing its front teeth, inhales with the nostrils usually closed, and then often holds this position ...
It is distinct from a similar but usually involuntary expression of anxiety known as a grimace. Although cross-cultural studies have shown that smiling is a means of communication throughout the world, [ 1 ] there are large differences among different cultures, religions, and societies, with some using smiles to convey confusion, embarrassment ...
A drawing by Konrad Lorenz showing facial expressions of a dog. The grimace scale (GS), sometimes called the grimace score, is a method of assessing the occurrence or severity of pain experienced by non-human animals according to objective and blinded scoring of facial expressions, as is done routinely for the measurement of pain in non-verbal humans.
Facial expression is the motion and positioning of the muscles beneath the skin of the face. These movements convey the emotional state of an individual to observers and are a form of nonverbal communication. They are a primary means of conveying social information between humans, but they also occur in most other mammals and some other animal ...
The phrase "survival of the fittest" refers to biological fitness, not physical fitness. Biological fitness is the quantitative measure of individual reproductive success , e.g. the tendency of lineages containing individuals that produce more offspring in a particular environment to persist and thrive in that environment.
The next day, she said she woke up feeling "very weak" like she couldn't walk. She'd had plans to travel to Las Vegas to film a commercial, and a family member drove her there from her home in L.A ...
Grimace may refer to: A type of facial expression usually of disgust, disapproval, or pain; Grimace (composer), a French composer active in the mid-to-late 14th century; Grimace (character), a McDonaldland marketing character developed to promote the restaurant's milkshakes; Grimace scale, a method of assessing the occurrence or severity of pain
A top Federal Reserve official said Monday that he is leaning toward supporting an interest rate cut when the Fed meets in two weeks but that evidence of persistent inflation before then could ...