Chapter 14: Interactions in Ecosystems

Niche Partitioning

Comprehensive article explaining how competition for resources can lead to resource partitioning

http://www.nature.com/scitable/knowledge/library/resource-partitioning-and-why-it-matters-17362658

http://www.nature.com/scitable/knowledge/library/resource-partitioning-and-why-it-matters-17362658

(Main Idea: Resource availability gives structure to a community.)

 

 

Territorial Competition

High quality video footage showing a variety of examples of territorial behavior

http://www.bbc.co.uk/nature/adaptations/Territory_%28animal%29

http://www.bbc.co.uk/nature/adaptations/Territory_%28animal%29

(Main Idea: Competition and predation are two important ways in which organisms interact.)

 

 

Predation

High quality video footage showing a variety of examples of predatory behavior

http://www.bbc.co.uk/nature/adaptations/Predation

http://www.bbc.co.uk/nature/adaptations/Predation

(Main Idea: Competition and predation are two important ways in which organisms interact.)

 

 

Symbiosis

High quality video footage showing a variety of examples of symbiotic relationships

http://www.bbc.co.uk/nature/adaptations/Symbiosis

http://www.bbc.co.uk/nature/adaptations/Symbiosis

(Main Idea: Symbiosis is a close relationship between species.)

 

 

Mutualism

Video describing the mutualistic relationship between leaf-cutter ants and fungi

http://www.pbs.org/wgbh/evolution/library/01/3/quicktime/l_013_01.html

(Main Idea: Symbiosis is a close relationship between species.)

 

 

Ecosystem Interactions

Interactive game in which you take snapshots of different species in a pond ecosystem to uncover their interdependencies

http://mail.dilworth.school.nz/Subjectpages/Science/BIOLOGY/Interactive/pondlife.html

(Main Ideas: Competition and predation are two important ways in which organisms interact.)

 

 

Ecological Succession

Animated illustration showing the process of ecological succession in a temperate forest

http://ecoplexity.org/node/219

(Main Idea: Succession occurs following a disturbance in an ecosystem.)