Articles on Alfred Russel Wallace

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An illustration of life in Aru Islands from The Malay Archipelago Wallace, Alfred Russel via Wikimedia Commons

How many people helped Alfred Russel Wallace?

More than a thousand local people helped Alfred Russel Wallace in his eight year voyage collecting specimens of animals in the Malay archipelago.
Birds don’t fly across wide Amazonian rivers like the Rio Negro. Marcos Amend www.marcosamend.com (for use with this article only)

Bird DNA helps explain Amazonian rivers’ role in evolution

Rivers are natural boundaries for evolving populations. But scientists don't agree whether they create new species or just help maintain them. Research using birds' molecular clocks provides some answers.
Sulawesi, part of the biogeographical region of Wallacea, is home to tarsiers – tiny, goggle-eyed creatures look more like mammalian tree frogs than monkeys. Ondrej Prosicky/www.shutterstock.com

Wallacea: a living laboratory of evolution

The central islands of Indonesia, also known as Wallacea, is a place of wonder, a living laboratory for the study of evolution.

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