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When Should 'Clever' Cheetah Breed? Seasonal Variability in Prey Availability and Its Effect on Cheetah Reproductive
Eleesha Annear1, Liaan Minnie1,2, Vincent van der Merwe3
1Department of Zoology Centre for African Conservation Ecology, Nelson Mandela University Gqeberha South Africa.
Ecology and Evolution
|June 25, 2025
Summary
Cheetah (Acinonyx jubatus) reproduction timing is influenced by seasonal prey availability in their environment. This adaptability helps them successfully raise cubs despite changing prey patterns.
Area of Science:
- Ecology and Evolutionary Biology
- Mammalian Reproduction
- Conservation Biology
Background:
- Mammalian breeding is energetically demanding, requiring significant maternal and cub nutrition.
- Predators often adapt foraging strategies to seasonal food availability, especially during critical reproductive phases.
- Cheetahs (Acinonyx jubatus) exhibit seasonal prey selection, favoring neonates/juveniles in wet seasons and adults in dry seasons.
Purpose of the Study:
- To test the hypothesis that seasonal prey availability influences cheetah reproductive timing in seasonal environments.
- To compare reproductive seasonality of cheetahs in seasonal versus aseasonal rainfall areas.
- To understand how cheetahs adjust reproductive patterns in response to environmental and prey availability shifts.
Main Methods:
- Analyzed cheetah birth dates from seasonal (n=142) and aseasonal (n=106) rainfall regions.
- Correlated reproductive phases (conception, birth) with seasonal prey availability (neonate, juvenile, adult).
- Compared seasonality of births between cheetah populations in distinct climatic zones.
Main Results:
- In seasonal areas, 58.5% of litters were conceived in the wet season, with 60.6% born in the dry season.
- Cheetah reproduction in seasonal environments aligns with peaks in neonate/juvenile prey availability.
- No significant birth seasonality was observed in cheetahs from aseasonal rainfall areas.
Conclusions:
- Cheetah reproductive timing is significantly influenced by seasonal prey availability in seasonal environments.
- Cheetahs demonstrate adaptability by adjusting reproductive strategies to optimize cub survival based on prey resources.
- This flexibility is crucial for cheetah conservation amidst climate change impacting prey reproductive patterns.
Keywords:
breeding seasoncheetahdemographic‐specific predationreproductive phenologyreproductive strategyMore Related Videos
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