What are some environmental changes that could affect an ...



CLASSROOM COPY! Do NOT write on this paper!

The Golden Coqui Activty

In this learning experience, you will investigate environmental pressures that can lead to the extinction of a species such as the Golden Coqui frog. Some of these pressures include:

• Habitat destruction due to environmental pollution or natural causes

• Predation from man, natural and introduced species

• Lack of food or water

• Illegal poaching

1. Copy Table 1 below into your journal.

DATA Table 1

| |0 |1 |

|Habitat is destroyed by environmental pollution. | | |

|Habitat is destroyed by natural disaster. | | |

|Death of an individual due to a natural predator. | | |

|Extinction of species due to an exotic or introduced | | |

|species. | | |

|Death of a population due to starvation from | | |

|competition. | | |

|Death of a population due to starvation from lack of | | |

|food or water. | | |

|Reduction of population in the wild due to poachers | | |

|removing individuals for use in the pet trade. | | |

3. Read the articles “Understanding Extinction Past, Present, and Future: A Look at the Various Species of Plants and Animals That Have Become Extinct Over the Past 100 Years” and “Why are Plants Endangered?”

4. Do plants compete with each other to avoid extinction? Explain your answer.

5. Research a plant and an animal that has become extinct in Texas over the past 100 years. On the back of this paper, write at least 2 paragraphs describing both organisms and the environmental changes that caused the extinction of both species.

Golden Coqui Activity

Trial Key

|If you roll a… |,then you… |

|2 |reproduce. (+1) |

|3 |continue living. |

| |(no change in population) |

|4 |die from habitat destruction by environmental |

| |pollution/natural disaster. (-1) |

|5 |die from habitat destruction by environmental |

| |pollution/natural disaster. (-1) |

|6 |die from a natural predator. |

| |(-1) |

|7 |die from an exotic or introduced animal species. |

| |(-1) |

|8 |die from starvation from a competition and/or lack |

| |of food or water. (-1) |

|9 |die in a poacher’s home aquarium. (-1) |

|10 |continue living. |

| |(no change in population) |

|11 |continue living. |

| |(no change in population) |

|12 |reproduce. (+1) |

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