Infographic: Dialing Down the Glitz
Infographic: Dialing Down the Glitz
The gene BCO2 enables male and female members of some bird species to display dramatically different color patterns.
Infographic: Dialing Down the Glitz
Infographic: Dialing Down the Glitz

The gene BCO2 enables male and female members of some bird species to display dramatically different color patterns.

The gene BCO2 enables male and female members of some bird species to display dramatically different color patterns.

color
The Gene that Makes Female Birds Drab
The Gene that Makes Female Birds Drab
Rachael Moeller Gorman | Sep 1, 2020
In some finch species, the difference between colorful males and muted females comes down to one gene, BCO2, which encodes an enzyme that degrades carotenoids.
Gene Regulation Gives Butterflies Their Stunning Looks
Gene Regulation Gives Butterflies Their Stunning Looks
Katarina Zimmer | Nov 14, 2019
Distantly related, lookalike Heliconius species arrive at the same appearance using the same few genes, but regulated differently, according to recent studies.
Image of the Day: Red-Feathered Finches
Image of the Day: Red-Feathered Finches
Emily Makowski | Sep 30, 2019
Scientists uncover a potential reason why redder house finches have better health.
Image of the Day: Roses Are Red, Poppies Are Too
Image of the Day: Roses Are Red, Poppies Are Too
Carolyn Wilke | Feb 14, 2019
New research shows how they get their deep hue.
Image of the Day: Red Alert
Image of the Day: Red Alert
Sukanya Charuchandra | Aug 6, 2018
Female zebra finches prefer red-beaked male finches over their orange-beaked counterparts.
Image of the Day: Birds of a Feather
Image of the Day: Birds of a Feather
Sukanya Charuchandra | Jul 10, 2018
Despite containing similar chemical pigments, red and yellow parrot feathers display distinct hues.
Image of the Day: Colorful Butterfly-Bot
Image of the Day: Colorful Butterfly-Bot
The Scientist Staff, The Scientist Staff | Apr 5, 2018
Scientists engineered biomaterials similar to those chameleons use to change color and applied them to a robot.
Hawaiian Spiders on Different Islands Evolved Same Disguise in Parallel
Hawaiian Spiders on Different Islands Evolved Same Disguise in Parallel
Catherine Offord | Mar 8, 2018
In an unusual evolutionary twist, local stick spiders have come up with an almost identical repertoire of color morphs in multiple locations.
Prosthetic Retinas Help Blind Mice See
Prosthetic Retinas Help Blind Mice See
Ashley Yeager | Mar 6, 2018
Artificial photoreceptors made of nanowires help restore blind animals’ sensitivity to light.