r-selected
Americanadjective
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Species are divided into two categories based on a variety of features of their life history patterns: r-selected species, which have large numbers of offspring, and K-selected species, which have few offspring.
From Textbooks ● Jun. 9, 2022
Why doesn’t a frog, which is an r-selected species, care for its offspring in the way a wolf, which is a K- selected species, cares for its offspring?
From Textbooks ● Jun. 9, 2022
Population ecologists have described a continuum of life-history “strategies” with K-selected species on one end and r-selected species on the other.
From Textbooks ● Sep. 6, 2018
Examples of r-selected species are marine invertebrates such as jellyfish and plants such as the dandelion.
From Textbooks ● Sep. 6, 2018
Ungulates practise K-selection and are viviparous; Mesozoic dinosaurs seem to have been mostly r-selected, and of course they were oviparous nest-builders.
From Scientific American ● Jan. 5, 2012
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
