selection occurring when a population is far below the carrying capacity of an unstable environment: tends to favor individuals that reproduce early, quickly, and in large numbers so as to make use of ephemeral resources and ensure that at least some offspring survive.
Words nearby r selection
Also r-se·lec·tion [ahr-si-lek-shuh n] /ˈɑr sɪˌlɛk ʃən/.
Compare K selection.
OTHER WORDS FROM r selectionr-se·lect·ed [ahr-si-lek-tid] /ˈɑr sɪˌlɛk tɪd/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020