Search results for darwin s finches

Plants & Animals Oct 26, 2023

Fruit, nectar, bugs and blood: How bat teeth and jaws evolved for a diverse dinnertime

They don't know it, but Darwin's finches changed the world. These closely related species—native to the Galapagos Islands—each sport a uniquely shaped beak that matches their preferred diet. Studying these birds helped ...

Evolution Oct 24, 2023

Research finds global precipitation patterns a driver for animal diversity

Since the HMS Beagle arrived in the Galapagos with Charles Darwin to meet a fateful family of finches, ecologists have struggled to understand a particularly perplexing question: Why is there a ridiculous abundance of species ...

Evolution Sep 29, 2023

Genome study reveals 30 years of Darwin's finch evolution

An international team of researchers has released a study on contemporary evolutionary change in natural populations. Their study uses one of the largest genomic datasets ever produced for animals in their natural environment, ...

Evolution Sep 29, 2023

Explosion in fish biodiversity due to genetic recycling, study shows

Scientists show that the extraordinary diversity of cichlid fish in Africa's Lake Victoria was made possible by "genetic recycling"—repeated cycles of new species appearing and rapidly adapting to different roles in the ...

Plants & Animals Sep 21, 2023

Researchers' analysis of perching birds points to new answers in evolutionary diversification

When Charles Darwin traveled to the Galapagos Islands almost 200 years ago as a gentleman naturalist, he used the power of observation to develop his theory that species evolve over time.

Ecology Sep 20, 2023

Avian flu hits bird paradise of Galapagos Islands

The Galapagos National Park said Tuesday that it had detected its first cases of avian flu on the remote islands, home to unique bird species that helped inspire the theory of evolution.

Ecology Sep 11, 2023

Ecuador to reintroduce species on Galapagos island

Ecuador's government has announced it will spend $3.4 million on reintroducing 12 endemic bird and turtle species that have disappeared from an island in the Galapagos archipelago where Charles Darwin developed his theory ...

Evolution Aug 17, 2023

Thick ones, pointy ones—how albatross beaks evolved to match their prey

Albatross are among the world's largest flying birds, with wingspans that can stretch beyond a remarkable three meters. These majestic animals harness ocean winds to travel thousands of kilometers in search of food while ...

Ecology Mar 20, 2023

What Darwin couldn't see: Expedition to uncover invisible life in Galápagos

An international research team led by the Netherlands Institute of Ecology (NIOO-KNAW) is to search for invisible life in the Galápagos Islands. The diversity of bacteria and other microscopic organisms may not be evident ...

Plants & Animals Jan 27, 2023

Rosy finches are Colorado's high-alpine specialists, and researchers want to know why

Mountaineers who venture high into the Colorado Rockies have likely spotted medium-sized, brown-and-pink birds rummaging around on snow patches for insects and seeds. These high-elevation specialists are rosy finches, a type ...

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