Tracking Saguaros—75 Years of Change in the Cactus Forest
November 11, 2019The cactus forest at Saguaro National Park is changing. In 1941, concerned park researchers established 6 plots containing saguaro (Carnegiea gigantea) in the Rincon Mountain District to track park populations…
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Construyendo Puentes a través de la Hermandad: Proyecto de Parques Hermanos
November 8, 2019Durante años, Sky Island Alliance ha desempeñado un papel clave en la construcción de amistades profesionales entre reservas naturales en Arizona y el norte de México que comparten comunidades y…
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Vinca in Aravaipa Canyon
November 7, 2019Periwinkle (Vinca major) Greater periwinkle (Vinca major) is a flowering vine native to the Mediterranean and is popular in homes and gardens for its attractive purple flowers. While it looks…
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Building Bridges through Sisterhood – Sister Parks Project
November 6, 2019For years, Sky Island Alliance has played a key role in building relationships between reserves in Arizona and northern Mexico that share similar ecological communities and resources. Since 2014, Sky…
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Another Tracking Workshop in the books!
November 5, 2019Two weeks ago Sky Island Alliance hosted our Fall 2019 Tracking Workshop. We had a fabulous time with a group of 16 newly trained trackers. They quickly picked up the…
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New Border wall threatens Desert Oasis at San Bernardino National Wildlife Refuge
November 4, 2019Along the US border with Mexico, sits a unique marsh called the San Bernardino cienaga, where wildlife migrates across the international border between Mexico and the mountains of Arizona. This…
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Creature Feature: Western Spotted Skunk
November 1, 2019Did you know that the Sky Island region is home to four skunk species? There are the striped, hooded, and hog-nosed skunks, but the smallest is the western spotted skunk…
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Tarantula vs. Tarantula Hawk—A Halloween Horror Story with a Happy Ending
October 28, 2019On a warm September evening near Saguaro National Park in Tucson, I arrived home and stumbled upon a tarantula hawk circling around a small, female desert blonde tarantula that it…
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The Mexican Origin of Pumpkins
Did you know that the pumpkins we decorate to celebrate Halloween trace their early origins to pre-Hispanic Mexico? A crop that dates back more than 7,500 years, the earliest pumpkins…
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Big Win for Wildlife in Northern Mexico
October 25, 2019In early October, legislation to make wildlife crossings mandatory for roads in Sonora, MX was unanimously passed into state law by Sonoran Congress. This is the first state law of…
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