Curated OER
Symbiosis and Co-evolution
By choosing a species and researching an adaptive symbiotic relationship it shares with another species, your students are able to investigate a symbiotic relationship in a lab setting. They create a presentation using a variety of...
Curated OER
Fish and Flowers
Students read and discuss a research article that explains the unlikely link between increased fish populations and increased plant pollination. They answer reading guide questions to discover this ecological relationship.
Curated OER
Co-evolution of Plants and Pollinators
High schoolers, while studying the rolls of pollinators and plants, explore co-evolution of mutualistic relationships.
Encyclopedia of Earth
Encyclopedia of Earth: Natural Selection
Scientific article explaining what natural selection is, and how it manifests itself through genetics and from generation to generation. Natural selection is compared to genetic drift, both of which cause evolution to occur. The limits...
Encyclopedia of Earth
Encyclopedia of Earth: Evolutionary Biology: Symbiosis
Article describes the different types of symbiosis, some of which are of mutual benefit, and others not. It also explains the differences between endosymbiosis and exosymbiosis, where one organism lives either inside or else upon the...
Morning Earth
All Lives Interlive: Over Many Lifetimes: Adaptation
The tutorial explores adaptation. Topics examined are evolution, co-evolution, variation within species, and mutation. Definitions, examples, and pictures on the concept are included.
CK-12 Foundation
Ck 12: Biology: Coevolution
[Free Registration/Login may be required to access all resource tools.] Describes coevolution and how it occurs.