River barrier hypothesis
id:
river-barrier-hypothesis-286-1969174
title:
River barrier hypothesis
text:
The river barrier hypothesis is a hypothesis seeking to partially explain the high species diversity in the Amazon Basin, first presented by Alfred Russel Wallace in his 1852 paper On Monkeys of the Amazon. It argues that the formation and movement of the Amazon and some of its tributaries presented a significant enough barrier to movement for wildlife populations to precipitate allopatric speciation. Facing different selection pressures and genetic drift, the divided populations diverged into s
brand slug:
wiki
category slug:
encyclopedia
description:
Hypothesis seeking to partially explain the high species diversity in the Amazon Basin
original url:
https://en.wikipedia.org/wiki/River_barrier_hypothesis
date created:
date modified:
2022-09-28T19:35:17Z
main entity:
{"identifier":"Q21002401","url":"https://www.wikidata.org/entity/Q21002401"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/f/ff/Amazonrivermap.svg","width":1000,"height":1000}
fields total:
13
integrity:
15