Related Experiment Video
Updated: Feb 12, 2026
06:04
Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator
Published on: February 14, 2025
1.1K
Hierarchical decision-making balances current and future reproductive success
Eva Ringler1,2,3, Georgine Szipl4, Ryan J Harrigan5
1Department of Integrative Biology and Physiology, University of California Los Angeles, Los Angeles, California.
Molecular Ecology
|April 11, 2018
Summary
Parental poison frogs balance effort and offspring safety when choosing water bodies for tadpoles. Their decision-making is dynamic, adapting to environmental factors for reproductive success.
Area of Science:
- Animal Behavior
- Ecology
- Evolutionary Biology
Background:
- Parental decisions are crucial for offspring survival and reproductive success.
- Habitat selection involves trade-offs between parental investment and offspring safety.
- Tadpole-transporting frogs offer a unique model to study these parental strategies.
Purpose of the Study:
- To investigate the decision-making strategies of poison frogs in tadpole deposition.
- To understand the trade-offs influencing parental care and resource use.
- To identify environmental factors shaping offspring placement.
Main Methods:
- Large-scale in situ experiment with a population of poison frogs.
- Observation of tadpole distribution across multiple water bodies.
- Analysis of pool selection dynamics and transportation efficiency.
Main Results:
- Resource-use preferences are driven by a trade-off between parental effort and offspring safety.
- Pool selection followed a dynamic and sequential process.
- Tadpole transportation efficiency improved over the study period.
Conclusions:
- Poison frog parental care involves complex, dynamic decision-making.
- Environmental variables significantly influence offspring deposition strategies.
- Flexibility in decision-making is essential for reproductive success in these species.
Related Concept Videos
02:17Ecological Succession
21.6K
Ecological succession is influenced by the processes of facilitation, inhibition, and toleration. Facilitation occurs when early successional species create more favorable ecological conditions for subsequent species, such as enhanced nutrient, water, or light availability. In contrast, inhibition happens when early successional species create unfavorable ecological conditions for potential successive species, such as limiting resource availability. In some cases, later successional species...
21.6K
01:27Reproductive Cloning
32.8K
Reproductive cloning is the process of producing a genetically identical copy—a clone—of an entire organism. While clones can be produced by splitting an early embryo—similar to what happens naturally with identical twins—cloning of adult animals is usually done by a process called somatic cell nuclear transfer (SCNT).
Somatic Cell Nuclear Transfer
In SCNT, an egg cell is taken from an animal and its nucleus is removed, creating an enucleated egg. Then a somatic...
Somatic Cell Nuclear Transfer
In SCNT, an egg cell is taken from an animal and its nucleus is removed, creating an enucleated egg. Then a somatic...
32.8K
02:58Balancing Redox Equations
62.5K
Electrochemistry is the science involved in the interconversion of electrical and chemical reactions. Such reactions are called reduction-oxidation, or redox reactions. These important reactions are defined by changes in oxidation states for one or more reactant elements and include a subset of reactions involving the transfer of electrons between reactant species. Electrochemistry as a field has evolved to yield sufficient insights on the fundamental principles of redox chemistry and multiple...
62.5K
01:20Decision Making
1.0K
Decision-making is a fundamental cognitive process that involves evaluating alternatives and selecting among them. This process can range from simple choices, such as deciding what to wear, to complex decisions, like choosing a major in college or a career path. The complexity of the decision often dictates the approach we use, which can be broadly categorized into two types: automatic and controlled decision-making.
Automatic decision-making is fast, intuitive, and relies on gut feelings...
Automatic decision-making is fast, intuitive, and relies on gut feelings...
1.0K
02:38Asexual Reproduction
37.5K
Asexual reproduction allows plants to reproduce without growing flowers, attracting pollinators, or dispersing seeds. Offspring are genetically identical to the parent and produced without the fusion of male and female gametes.
37.5K
01:31Overview of the Reproductive System
5.7K
The reproductive system generates offspring, ensuring the survival of the species. In humans, the reproductive system is complex and involves a variety of organs and hormones that work together to ensure successful reproduction.
The gonads, or primary reproductive organs, produce gametes and sex hormones. In males, the testes produce spermatozoa and testosterone, which is responsible for developing secondary male sex characteristics, including a deeper voice, larger muscles, facial and body...
The gonads, or primary reproductive organs, produce gametes and sex hormones. In males, the testes produce spermatozoa and testosterone, which is responsible for developing secondary male sex characteristics, including a deeper voice, larger muscles, facial and body...
5.7K