What Is Adaptive Radiation

Adaptive radiation is the adaptation of living organisms from the same ancestral line to live and radiate into new habitats and environments. Here you will learn everything you want to know about adaptive radiation. Learn what is adaptive radiation, its purpose and uses, and how to illustrate it. Also, check out our adaptive radiation examples and templates.

1. What is Adaptive Radiation?

Adaptive radiation describes the evolutionary diversification of plant and animal groups into various types of descendants that enables them to spread and colonize a new environment. It is the main reason for the speciation of living organisms coming from the same ancestral line when they move to different habitats and adapt themselves to spread successfully in the new environment. Anthropologists study and research adaptive radiation to discover environmental changes and aspects of living organisms within past and present habitats.

Scientists apply adaptive radiation to living organisms with many species and types that belong to the same ancestral line. The whole concept begins when scientists mentally assess the behavioral and physical similarities between two or more species of animal or plant groups. Our research leads us to two reasons for adaptive radiation in various living organisms. It occurs due to the environmental changes when any species takes habitat in different niches and also due to selection pressure.

What is Adaptive Radiation

Click on the image to edit. Source: EdrawMax Online


2. Benefits of Adaptive Radiation

Understand how organisms react to changes in their environment with adaptive radiation. Scientists research adaptive radiation to understand the behavior of various species. It helps them determine the changes in the living organism due to climate and how they adapt to spread and after moving into new geographical areas.

Understand how environmental changes affect the evolution of all living organisms with the help of adaptive radiation. Evolution has been an ongoing process since the birth of the first living organism. Environmental changes play a major role in living organisms from the same ancestral lines settling in new habitats and evolving to preserve their life in the new environment.

Learn how new species arise from the same ancestral line. Adaptive radiation describes the reasons behind the rise of new species that originally belonged to the same ancestral lines. It occurs due to two primary reasons. One is the changes in the climate, and the other are members of the same species evolve new features to survive the natural selection pressure.

Understand the implications for biodiversity with adaptive radiation research. Scientists use adaptive radiation of living organisms to determine the effects of various factors that implicate biodiversity on earth. Factors such as climate changes and habitat degradation are essential to understand if you want to identify key hotspots for biodiversity.


3. Adaptive Radiation Use Cases

Environment Correlation: Scientists use adaptive radiation to understand the phenotype environment correlation, which leads to the rise of various species sharing a common ancestor. It illustrates the significant relationship between the environment and the physical traits of its inhabitants. It also tells us about the morphological traits of species correlated to the environment.

To Identify Common Ancestry: One of the main reasons for the research on adaptive radiations is to identify the common ancestry of various species and types of living organisms. Scientists use adaptive radiation to link different species with similar features and determine how one species evolved into various species due to climate changes and natural selection.

Discovering Traits and Rapid Speciation: We use our understating of adaptive radiation to discover the similar physical and morphological traits of different species that might share a common ancestor. Adaptive radiation also helps us identify the reasons behind the rapid speciation of the living organism in different habits.


4. How to Create an Adaptive Radiation?

You can create a graphical representation of adaptive radiation of species with common ancestors using a bubble or cartoon map. With a cartoon map, you can add more details and make it attractive by using creative templates. Educators use these maps to teach students what is an effect of adaptive radiation. Here are the steps to create an adaptive radiation diagram.

  • STEP 1: Pick a cartoon map template to create your adaptive radiation diagrams if you want to show many details or use a bubble map if you want to depict the species with their common ancestors.
  • STEP 2: In the middle circle, write the name of the ancestor and include an image to make it easier it understands for the reader.
  • STEP 3: Add circles around the middle circle and connect them using lines. Please write the species' name and their images in the circles surrounding the ancestor.
  • STEP 4: Add supporting text to explain the main differences between species' physical and morphological features with the common ancestor.

After you understand the logic to create the adaptive radiation diagram, get started quickly with an adaptive radiation maker such as EdrawMax Online. It is the best diagramming software with free professional templates and a symbol library to create your diagram. You can make your diagram in a few minutes with EdrawMax and download it in any format you want. Here are the steps to create adaptive radiation on EdrawMax.

  • STEP 1: Log in to EdrawMax Online or create a new account.
  • STEP 2: You can make your diagram using a template or open a blank canvas to draw it from scratch. Go to new, and click on the mind map category. Select bubble diagram and click on the + button to get a new canvas, or select a template to edit it right away.
  • STEP 3: The next step is to customize your Adaptive Radiation diagram. Go to the symbols library and insert icons and symbols with a simple drag and drop. Add connecters to visualize the relationship between components.
  • STEP 4: After your diagram is complete, the next step is to download it. EdrawMax Online supports various document formats, so you can export in any format you want. You can also share and print it.


5. Adaptive Radiation Examples

Before creating your adaptive radiation diagram, it is better to understand its layout and purpose. An adaptive radiation diagram contains many unique symbols and icons that you can only get on diagramming software. Our adaptive radiation examples will help you understand the format of these diagrams and give you a reference to follow the correct format.

Example 1: Adaptive Radiation in Galapagos Finches

The diagram in this example illustrates the adaptive radiation in Galapagos Finches. The diagram depicts the fourteen different species of the Galapagos Finches based on behavior, physical, and morphological features. There are many species of the ancestral seed-eating ground finch. You can use the same template to illustrate the adaptive radiation of any species.

Adaptive Radiation in Galapagos Finches


Example 2: Marsupials Adaptive Radiation

The Marsupials adaptive radiation diagram in this example illustrates the evolution of the marsupial family into many different species due to climate change and habitat loss. It is a simple diagram with the name and pictures of the species on the right side and their habitat on the left side. The marsupials spread out to various continents and regions on earth.

Marsupials Adaptive Radiation


Example 3: Adaptive Radiation Example

The adaptive radiation example showcases the difference between species' morphological and physical features with a common ancestor. It also tells us about their behavior and the effect of climate change on their rapid speciation. The six species around the founder species have different eating habits. One species likes to eat insects, the other likes nectar, and one eats leaves.

Adaptive Radiation Example


6. FAQ About Adaptive Radiation

1.What are the three causes of adaptive radiation?

We got the three main causes of adaptive radiation from many suggested cases and scientific research. First is the differentiation in resource usage. It describes how members of the same species use the resources differently and evolve. The second cause is the tropic morphologic, which shapes the behavior of species due to their habitat. The third is the sympatry of descendants.

2.What is adaptive radiation also known as?

You can also use the term evolutionary radiation instead of adaptive radiation. Adaptive radiation illustrates the changes in living organisms' physical and morphological features that occur due to climate changes and various other factors. The term evolutionary radiation also tells us about the effects of environmental change on rapid speciation.

3.What are examples of adaptive radiations?

There are many examples of adaptive radiations in various species discovered by scientists. The notable examples include the types of Galapagos Finches and honeycreeper birds. Another prominent example is the cichlid fishes of lakes Victoria and Malawi. The largest radiation is discovered in lizards with 400 species that belong to a single genus.


7. Key Takeaways

Adaptive radiation describes the process of rapid speciation of living organisms from common ancestral species to many new species. Scientists use adaptive radiation diagrams to depict the differences and similarities between species belonging to a single genus. EdrawMax Online is the best Adaptive radiation maker. You can get free templates and create your diagram on EdrawMax in a few clicks. It also supports various document formats. Go to EdrawMax Online and get started right away. You can easily create a spider map on EdrawMax Online. It gives you free professional templates and a symbol library to make your diagram. It also comes with unique customization tools and supports various document formats. Find more biology diagram examples.

edrawmax logoEdrawMax Online
Create 280+ types of diagrams online
Access diagrams anywhere, anytime
Everything in desktop + Templates Community
Team management and collaboration
Personal Cloud and Dropbox Integration
edrawmax logoEdrawMax Desktop
Create 280+ types of diagrams
Support Windows, Mac, Linux
Full access to resources and templates
On-premises software for business
Enterprise-level data security
Related Articles
EdrawMax online
main page
download EdrawMax EdrawMax online
main page