OFK
Olfactory Recognition of Offspring
Class: II - Sexual Selection
EPA Total Score: 3 /100
Russell, M. J., Mendelson, T., & Peeke, H. V. S. (1982). Mothers' identification of their infant's odors. Ethology and Sociobiology, 4, 29-31.
Abstract: Human mothers can identify their infants by smell alone at 6 hours post partum after a single exposure to their babies. This ability persists to 48 hours post partum with no improvement with additional experience. Fathers were not able to make the same discrimination.
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Supporting Evidence
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10/100
Submitted by DJGlass
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Supporting Evidence is evidence that suggests that this trait is an Evolved Psychological Adaptation (EPA) - i.e., that it has been shaped by natural selection to solve a particular adaptive problem.
Challenging Evidence
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0/100
Submitted by DJGlass
No one has (yet) rated this source as containing any challenging Medical evidence for this EPA.
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No one has (yet) rated this source as containing any challenging Hunter-Gatherer evidence for this EPA.
Challenging Evidence is evidence that suggests that this trait is not an EPA - e.g., that it is a product of cultural learning or genetic drift, or maybe it does not exist at all. However over each line of evidence for a description.