Tropical rainforests are stunning places. Despite covering a small part of the Earth’s surface, they support half of the world’s biodiversity. The variety of lifeforms stands out visually in stunning color, and in sound through the strange and beautiful calls of birds. Today is World Rainforest Day, which recognizes the importance of safeguarding rainforests for future generations.More info and transcript at BirdNote.org. Want more BirdNote? Subscribe to our weekly newsletter. Sign up for BirdNote+ to get ad-free listening and other perks. BirdNote is a nonprofit. Your tax-deductible gift makes these shows possible.