Now in its 11th year, the California Academy of Sciences’ renowned BigPicture Photography Competition celebrates some of the world’s best photographers and the year’s most striking images. Judged by an esteemed panel of nature and conservation photography experts, and chaired by wildlife photographer Suzi Eszterhas, the competition’s winning images and finalists highlight Earth’s biodiversity and illustrate the many threats that our planet faces. Each photo, in its own way, inspires viewers to value and protect the remarkable diversity of life on Earth. Below, we present the winners and some of our personal favorites from this year’s competition.

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