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Desert Spider, Stegodyphus lineatus, one of the best-described species that participates in matriphagy Matriphagy is the consumption of the mother by her offspring. [1] [2] The behavior generally takes place within the first few weeks of life and has been documented in some species of insects, nematode worms, pseudoscorpions, and other arachnids as well as in caecilian amphibians.
Vertebrate maternal behavior is a form of parental care that is specifically given to young animals by their mother in order to ensure the survival of the young. [1] Parental care is a form of altruism, which means that the behaviors involved often require a sacrifice that could put their own survival at risk. [1]
Mothers of the crab species Metopaulias depressus raises their young in water-filled bromeliads, cleaning them of debris, defending them against predators and feeding them with captured prey. [37] In the desert isopod Hemilepistus reaumuri , juveniles share their parents' burrow for the first 10-20 days of their life, and are supplied with food ...
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A Hanuman langur mother feeding an infant. Female Hanuman langurs are known to utilize paternity confusion through concealed ovulation. To protect their young from infanticide, many species of primate mothers will form social monogamous pairs to prevent paternal infanticide. In these pairs, the males will mate with other females but live ...
The morphological features of the placenta differ among species, but the function is universal. The behaviour is characteristic to the mother of the majority of placental mammals. [1] Significant documentation has been provided on placentophagy in a range of animals. Anomalies generally include humans and aquatic species, as well as camels. [2]
Savaging of offspring by the biological mother has been reported in multiple species including farmed silver foxes, farmed wild boar and domestic breeds of farmed pigs. [8] Though aggressive savaging behaviour is demonstrated by other species, it is most commonly used to describe pig aggression.