The cooperative eye hypothesis is a proposed explanation for the appearance of the human eye. It suggests that the eye's distinctive visible characteristics evolved to make it easier for humans to follow another's gaze while communicating or while working together on tasks.[1][2][3]
^Michael Tomasello, Brian Hare, Hagen Lehmann and Josep Call (2007). Reliance on head versus eyes in the gaze following of great apes and human infants: the cooperative eye hypothesis. Journal of Human Evolution 52: 314-320
^Than, Ker (2006-11-07). "Why eyes are so alluring". Live Science. Retrieved 2009-04-01.
^Calhoun, Terry (2007-01-25). "Don't Click Until You See the #FFFFFF of Their Eyes". Campus Technology. Retrieved 2009-04-02.
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The cooperativeeyehypothesis is a proposed explanation for the appearance of the human eye. It suggests that the eye's distinctive visible characteristics...
sclera is white or pale, contrasting with the coloured iris. The cooperativeeyehypothesis suggests that the pale sclera evolved as a method of nonverbal...
assess evidence against theoretical predictions. Asperger syndrome Cooperativeeyehypothesis Grounding in communication Vocabulary development Moore, C.; Dunham...
intelligence Cooperativeeyehypothesis Id, ego, and superego Intersubjectivity Mirror neuron Origin of language Origin of speech Ovulatory shift hypothesis Primate...
of others—at around one year of age. Chimpanzee intelligence Cooperativeeyehypothesis Great ape language Hominid intelligence Intersubjectivity Mirror...
The endurance running hypothesis is a series of conjectures which presume humans evolved anatomical and physiological adaptations to run long distances...
In psychology and other social sciences, the contact hypothesis suggests that intergroup contact under appropriate conditions can effectively reduce prejudice...
The grandmother hypothesis is a hypothesis to explain the existence of menopause in human life history by identifying the adaptive value of extended kin...
The Happiness Hypothesis: Finding Modern Truth in Ancient Wisdom is a 2006 book written by American social psychologist Jonathan Haidt. In it, Haidt poses...
Africa between 300,000 and 200,000 years ago, although an alternative hypothesis argues that diverse morphological features of H. sapiens appeared locally...
The aquatic ape hypothesis (AAH), also referred to as aquatic ape theory (AAT) or the waterside hypothesis of human evolution, postulates that the ancestors...
The multiregional hypothesis, multiregional evolution (MRE), or polycentric hypothesis, is a scientific model that provides an alternative explanation...
In planetary astronomy and astrobiology, the Rare Earth hypothesis argues that the origin of life and the evolution of biological complexity, such as sexually...
In paleoanthropology, the hunting hypothesis is the hypothesis that human evolution was primarily influenced by the activity of hunting for relatively...
The drunken monkey hypothesis proposes that human attraction to alcohol may derive from dependence of the primate ancestors of Homo sapiens on ripe and...
include the alertness hypothesis, the monitoring hypothesis, and the challenge and threat hypothesis. The alertness hypothesis says that people are uncertain...
The killer ape theory or killer ape hypothesis is the theory that war and interpersonal aggression was the driving force behind human evolution. It was...
The handicap principle is a disputed hypothesis proposed by the Israeli biologist Amotz Zahavi in 1975. It is meant to explain how "signal selection" during...
is found in humans like the great ape language. The cognitive tradeoff hypothesis proposes that there was an evolutionary tradeoff between short-term working...
published in 1982 was taken as evidence for recent African origin (a hypothesis which at the time was competing with Asian origin of H. sapiens). By 1985...
explaining the psychopathology of autism, the deficit in joint attention hypothesis is prominent in explaining the disorder's social and communicative deficits...
third ventricle hypothesis of depression proposes that the behavioural cluster associated with depression (hunched posture, avoidance of eye contact, reduced...
antibiotic treatment of the mother before birth and the application of antibiotic eye gel on the eyes of the newborn. After an episode of gonococcal infection...
Florida scrub jays (Aphelocoma coerulescens) and results have confirmed the hypothesis that increased prolactin levels are correlated with an increase in parental...
conserved biological pathways, such as RNA processing. Consistent with the hypothesis that purifying selection has reduced Neanderthal contribution in present-day...
humans to outrun most other animals according to the endurance running hypothesis. Bipedality in kangaroo rats has been hypothesized to improve locomotor...
been connected with the Phoenician word ʿafar meaning "dust", but a 1981 hypothesis has asserted that it stems from the Berber word ifri (plural ifran) meaning...
Critics of the hypothesis argue that cooking with controlled fire was insufficient to start the increasing brain size trend. The cooking hypothesis gains support...
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