Two broad reproductive strategies describe how species invest in offspring. The labels come from the logistic growth equation: K-selected species reproduce near the carrying capacity K, while r-selected species maximize their intrinsic growth rate r.
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Lesson PreviewLesson 2 of 9 in this unit
3.2 K-Selected r-Selected Species
Part of Populations in AP® Environmental Science. Read the opening section, then create a free account for the full interactive lesson, practice, and progress tracking.
In this unit
9 lessons
- 3.1Generalist and Specialist SpeciesPreview lesson
- 3.2K-Selected r-Selected SpeciesThis lesson
- 3.3Survivorship CurvesPreview lesson
- 3.4Carrying CapacityPreview lesson
- 3.5Population Growth and Resource AvailabilityPreview lesson
- 3.6Age Structure DiagramsPreview lesson
- 3.7Total Fertility RatePreview lesson
- 3.8Human Population DynamicsPreview lesson
- 3.9Demographic TransitionPreview lesson
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