oophagy

Oophagy is a reproductive strategy observed in some species where the female consumes her own unfertilized or fertilized eggs. This behavior can occur in various contexts within the animal kingdom, including among insects, fish, and reptiles. The eggs consumed may be those that have been released but not fertilized, or in some cases, developing embryos.

The primary purpose of oophagy is often to provide nutritional support for developing offspring or for the mother herself during critical periods like gestation or egg-laying. For example, in some species of sharks, the female may eat unfertilized eggs in the oviduct to nourish the developing embryos. In certain insects, oophagy by the mother or siblings can contribute to the survival of the litter by providing essential nutrients. This can be particularly important in environments where food resources are scarce.

Oophagy can also play a role in regulating clutch size, preventing overcrowding, or ensuring that only the strongest embryos receive adequate resources. It is a fascinating example of parental investment and adaptation in reproductive biology, demonstrating diverse strategies animals employ to maximize the chances of their offspring's survival.