Animal cannibalism

The animal Cannibalisme is a practice consisting in eating one or more parts of a member of the same species. Many animals practice it by need or instinct.

Sexual cannibalism

Females of Spider S devouring their male partners during the coupling, in particular the black Widowed .
the Mante nun devours sometimes the male during the coupling, particularly when it is famished.

Cannibalism of survival

Tadpole: The majority of the tadpoles are Herbivore S. Cependant, in some rare species, some become cannibals if the living conditions become very hard.

Offspring

At the majority of the Rodent , after having low put, the female eats the Umbilical cord until the navel of its small and continues to devour this one if it does not react when she starts to bite it. That allows the elimination of small too weak and makes it possible the mother to recover her forces.
When a queen ant was fertilized and that it settles to found her own anthill, it often eats its first eggs, and even sometimes the first workers become ripe if they do not nourish it enough.
In the event of food shortage being able to cause the death of the Hive, the bees are brought to devour the larvae and the nymphs, thus contributing to the birth-control.
an example of cannibalism is the Truite which devours part of alevins or the pike.
At the Lion, when an applicant évince the old male dominating and takes its place with close to the females of this last, the new applicant then eats the offspring of the old male to be able to reproduce as fast as possible with the females and to thus assure his own descent.

Others

a case of cannibalism was brought back at the giant squids.
At the Chimpanzee, it arrives that after an attack in a nearby territory, if they killed out of other chimpanzees, they eat them. This behavior remains misunderstood, to perhaps have a surplus of proteins.

References

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Animal cannibalism

Sexual cannibalism

Cannibalism of survival

Offspring

Others

References

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