African grey foam-nest tree frogs build communal 'cloudy' nests for offspring survival
The African grey foam-nest tree frog (Chiromantis xerampelina) in South Africa builds unique foamy nests in trees to protect its eggs from predators and desiccation. Unlike most frogs that lay eggs in water, these frogs create large, moist, bubbly nests by churning secretions with their hind legs. Research shows that multiple males often cooperate with a single female to build larger, more effective nests, ensuring higher offspring survival rates. This communal nesting strategy, where paternity is often split, highlights a unique evolutionary adaptation for survival in challenging environments.
Key Points
- African grey foam-nest tree frogs build foamy, 'cloudy' nests in trees to protect their eggs.
- These nests are created by churning secretions, providing moisture and protection from predators.
- Communal nesting, involving multiple males and one female, results in larger and more effective nests.
- This cooperative breeding strategy enhances offspring survival rates, despite shared paternity.
Exam Facts
- Species: African grey foam-nest tree frog (Chiromantis xerampelina).
- Location: South Africa.
- Nesting period: Rainy season (October to February).
- Publication: Journal Evolution (June 2).
Read it. Retain it. Recall it.
Get spaced-repetition flashcards, daily quizzes and offline access — free on Android.