Select from the frequently asked questions below
- Ecological succession is the process in which a community changes through time.
- It begins with a plant that must be able to grow on new land with minimal soil or nutrients.
- The first species to colonize a disturbed area are called pioneer species.
- They change the environment and pave the way for other species to come into the area.
- Early ecologists thought that a community always goes through the same series of stages during succession.
- They also assumed that succession always ends with a final stable stage.
- Today, most ecologists no longer hold these views.
Janelle is walking on the sidewalk when she comes to a section that has a crack in it with grass growing up through. What type of succession is this, and how can Janelle be sure?
How does a disturbance, like a fire or predator, affect the number of mammal species in African grasslands?