The Vibrant Secrets: How Bird Colors Evolve

Recent studies reveal how birds develop their vibrant colors. Parrots create pigments called psittacofulvins, while finches use genetic variations to alter carotenoids' chemistry. Discoveries show how mutations in genes like ALDH3A2 and CYP2J19 drive color diversity, shedding light on evolutionary processes.

Recent scientific studies have unveiled the secrets of how birds achieve their incredible color variations. Parrots and finches, two of the most colorful bird species, have evolved distinct methods for creating their pigments.

Researchers found that parrots utilize a unique pigment called psittacofulvins, while finches rely on complex genetic variations to modify the carotenoids they acquire through their diet, turning yellow pigments into vibrant reds.

This groundbreaking research indicates that the mutations responsible for these color variations do not change the fundamental function of the enzymes involved. Instead, they determine when and where these enzymes are active, much like adjusting lighting with a dimmer switch. This finding highlights the wonder of evolution and underscores the need to conserve genetic diversity to protect future evolutionary potential.

(With inputs from agencies.)