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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]
Chlamydia abortus is a species in Chlamydiota that causes abortion and fetal death in mammals, including humans. Chlamydia abortus was renamed in 1999 as Chlamydophila psittaci along with all Chlamydiota except Chlamydia trachomatis. This was based on a lack of evident glycogen production and on resistance to the antibiotic sulfadiazine.
To counteract loss of their pups elephant seals conceive next year's offspring immediately after giving birth to this year's young, but delay implantation for 4 months. Female striped mice ( Rhabdomys pumilio ) in monogamous social groups do not experience reproductive suppression, but those living in communally breeding groups with high ...
Minnesota Department of Health documents show that eight infants were born alive during abortion procedures between 2019 and 2022, and, in 2023, Walz signed legislation that repealed most of a ...
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Various unicellular and multicellular species, including some vertebrates, achieve this state either throughout their existence or after living long enough. A biologically immortal living being can still die from means other than senescence, such as through injury , poison , disease , predation , lack of available resources, or changes to ...