Why Birds Matter: Avian Ecological Function and Ecosystem Services canvas --Alicia Lieberman

--Alicia Lieberman

Harvard School of Public Health

wisdom and fun for all

perfectly captures a child\'s day at the beach

Why Birds Matter: Avian Ecological Function and Ecosystem Services canvas --Alicia LiebermanFor over one hundred years, ornithologists and amateur birders have jointly campaigned for the conservation of bird species, documenting not only birds' beauty and extraordinary diversity, but also their importance to ecosystems worldwide. But while these avian enthusiasts have noted that birds eat fruit, carrion, and pests; spread seed and fertilizer; and pollinate plants, among other services, they have rarely asked what birds are worth in economic