Despite much of human civilization grinding to a halt in 2020, research on birds continued to be published in scientific journals.Through this research, we learned many new things about our avian friends. In this episode, let’s look at 5 interesting bird studies from 2020. If you want to learn more about them, check out the links below.~~ Leave me a review using Podchaser ~~At the end of the episode, I share a little personal note. :) Happy New Year!A global analysis of song frequency in passerines provides no support for the acoustic adaptation hypothesis but suggests a role for sexual selectionDense sampling of bird diversity increases power of comparative genomicsThe evolution of a tropical biodiversity hotspotPhenological synchronization of seasonal bird migration with vegetation greenness across dietary guildsThe phantom chorus: birdsong boosts human well-being in protected areasLink to this episode on the Science of Birds websiteSupport the show