| 21. | Florida has already been particularly hard hit by alien species.
|
| 22. | Every alien species is cut down, with stumps painted with herbicide to ensure death.
|
| 23. | Furthermore, fish farms introduce alien species are to local environments.
|
| 24. | The vast majority of alien species arrive with human help.
|
| 25. | Over all that time-it is perhaps possible that some alien species would find it.
|
| 26. | The " Mutants " are composed of 2 alien species.
|
| 27. | What are the alternatives to introduction of an alien species for controlling a pest?
|
| 28. | Tree seedlings and intrusive alien species without fire tolerance are eliminated by periodic fires.
|
| 29. | The Hexamon includes several alien species who have come to live with humanity's descendants.
|
| 30. | Evenhuis also campaigns for teaching school children to discern native species from alien species.
|
