paedogenesis

paedogenesis

A tadpole exhibits paedogenesis in a laboratory aquarium.

Definition

Paedogenesis (noun)
- Biological phenomenon: "paedogenesis" refers to reproduction by an organism that has not yet reached full maturity, typically occurring in the larval or juvenile stage. This is a form of neoteny, where sexual maturity is achieved while retaining juvenile characteristics.

Usage Examples
  • (Reproduction occurs in the larval stage.)
  • (A biological adaptation for rapid population growth.)
Advanced Usage
  • "Paedogenesis in amphibians": a rare but documented case where tadpoles produce viable eggs.
    • Some salamanders exhibit paedogenesis, breeding while still in aquatic larval form. (They reproduce without completing metamorphosis.)
  • "Paedogenesis as a survival strategy": using early reproduction to ensure species continuity.
    • In ephemeral ponds, paedogenesis helps certain insects colonize new habitats before the water dries up. (A reproductive strategy for short-lived environments.)
Variants and Related Words
  • Paedogenetic (adj): relating to or characterized by paedogenesis.
    • The paedogenetic larvae of the midge produce multiple generations in a single season. (Larvae that reproduce without maturing.)
  • Paedogenetically (adv): in a manner involving paedogenesis.
    • The species reproduces paedogenetically, skipping the adult stage entirely. (Reproduction occurs in the juvenile phase.)
Synonyms
  • Neoteny: the retention of juvenile features in adulthood, often linked to paedogenesis.
    • Axolotls are famous for neoteny, but not all neotenic species exhibit paedogenesis. (Neoteny does not always involve reproduction.)
  • Larval reproduction: a descriptive synonym emphasizing the life stage involved.
Related Idioms
  • "Growing up too fast": a colloquial metaphor for paedogenesis, though not a fixed idiom.
    • These insects are growing up too fast—literally reproducing as babies. (A playful reference to early reproduction.)
Phrasal Verbs