photo of colorful songbirdBeautiful colors on tropical birds, while undoubtedly adaptive for the animals, also attract people who want to capture them for the international pet trade, writes Anna Marie Yanny (@annamarie_yanny) for Mongabay. This puts them at greater risk of extinction, scientists argue in a new study. How can we encourage people to appreciate these birds while reducing their interest in owning them? they ask. Image by Lars Falkdalen Lindahl via Wikimedia Commons