Live monovular twin chicks from a single yolk chicken egg
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Poultry Science
|September 1, 1983
Insights
A single-yolked egg produced fully formed twin chicks, a rare occurrence in avian development. One twin chick survived for 10 weeks, while the other lived only 4 days.
Area of Science:
- Avian biology
- Developmental biology
- Reproductive science
Background:
- Twin births in birds are rare, especially from a single yolk.
- Understanding avian twinning provides insights into embryonic development and genetic factors.
Observation:
- A case of monovular twinning in chickens was documented.
- Two fully formed chicks developed from a single-yolked egg.
- The twin chicks shared a common umbilical cord.
Findings:
- One twin chick survived for 10 weeks, demonstrating resilience.
- The other twin chick had a significantly shorter lifespan of 4 days.
- This case highlights variability in twin survival rates.
Implications:
- Further research into the developmental mechanisms of avian twinning is warranted.
- This case contributes to the understanding of embryonic viability and developmental anomalies in poultry.
- The findings may inform future studies on genetic and environmental influences on twin development in birds.
Abstract:
Monovular fully formed twin chicks were recorded from a single-yolked egg. The chicks were attached to a common umbilical cord. One of the twin chicks survived for 10 weeks and the other for 4 days.