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Infanticide not only reduces intraspecific competition between the incumbent's offspring and those of other males but also increases the parental investment afforded to their own young, and allows females to become fertile faster. [12] This is because females of this species, as well as many other mammals, do not ovulate during lactation. It ...
This behavior is known as the "aunting to death" phenomenon; these non-lactating female primates gain mothering-like experience, yet lack the resources to feed the infant. [1] This behaviour has been seen in captive bonobos, but not wild ones. It is not clear if it is a natural bonobo trait or the result of living in captivity. [2]
The Selection of Children in Sparta, Jean-Pierre Saint-Ours, small version of 1785, Neue Pinakothek, Munich.. In ancient times, exposition (from the Latin expositus, "exposed") was a method of infanticide or child abandonment in which infants were left in a wild place either to die due to hypothermia, hunger, animal attack [1] [2] or to be collected by slavers or by those unable to produce ...
The Bruce effect, or pregnancy block, [1] [2] is the tendency for female rodents to terminate their pregnancies following exposure to the scent of an unfamiliar male. [3] The effect was first noted in 1959 by Hilda M. Bruce, [4] and has primarily been studied in laboratory mice (Mus musculus). [1]
Sexual coercion among animals is the use of violence, threats, harassment, and other tactics to help them forcefully copulate. [1] Such behavior has been compared to sexual assault, including rape, among humans. [2] In nature, males and females usually differ in reproductive fitness optima. [3]
Nocturnal Animals ending: What happens to Edward and Susan? Susan continues to read Edward's novel. In the story, one of the three men who abducted and murdered Laura and India has been killed in ...
Diseases, combined with parasitism, "may induce listlessness, shivering, ulcers, pneumonia, starvation, violent behavior, or other gruesome symptoms over the course of days or weeks leading up to death." [1] Poor health may dispose wild animals to increased risk of infection, which in turn reduces the health of the animal, further increasing ...
"It's like a '90s action-thriller," Taron Egerton said on TODAY. "I read the script, and I just thought, 'That's a movie I want to see.' The buy-in is immediate. Guy gets an earwig on the busiest ...