Wildlife

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Herons, egrets and bitterns as a group are varied and have a worldwide distribution, but are common in the tropics. These wading birds are often associated with both fresh and coastal water where they feed at the edge of lakes, rivers, and the sea on aquatic prey including fish, amphibians, and reptiles. Some species may specialise…

Wildlife

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By John Polisar As a college student, my summer wages were earned clearing trails in the premier wilderness areas of the American Mountain West. From the mountaintops, I could look across 360-degree vistas and not see a hint of a road. The areas with grizzlies felt different than those without. In his short stories, Thinking…

Wildlife

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By Susan Lieberman Sharm el Shekih, Egypt The global community has gathered in Sharm el Sheikh, Egypt for the Conference of the Parties of the Convention on Biological Diversity, or CBD—an international treaty to which every country in the world other than the U.S. is a member (but that’s another story). I am here leading…

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By Marlene Cimons Climate change has spurred the spread of invasive insects that devour crops, destroy homes, and spread disease. Now, rising temperatures are driving cadaver-eating blow flies to migrate north in search of cooler weather, with consequences for forensic scientists who rely on them to solve crimes. Blow flies are drawn to dead bodies, both human…

Changing Planet, Wildlife

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For the first time in history, the majority of humans lives in urbanized areas; more than three billion people reside in cities and suburbs around the world. As we’re moving into town, wild canids — wolves and coyotes, foxes and jackals — are right behind us. Or we’re behind them, sometimes claiming turf they’d already…

Wildlife

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Many birds make use of black plumage, whole or only partially. In feathers it is melanin pigments that produce the black to reddish-brown colour, these pigments are enclosed in granular structures called melanosomes. The melanosomes make black feathers stronger and more resistant to wear than non-melanised feathers, and often birds that have mostly white plumage…

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Energetic and colourful courtship displays are used by many bird species to attract a mate and show readiness to copulate. These displays vary widely and include the use of colourful and ornate breeding plumage; melodious songs; energetic dances; and gift giving. Once a mate is chosen pairs may strengthen bonds using behaviour such as allopreening,…

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For a fish that evokes comforting simplicity—whether in a classic lunchbox sandwich or on a pristine sashimi platter—tuna exists in a complex and often troubling reality. It’s one of the species we eat the most: tuna is the third-largest seafood commodity in the world. It’s fished in international waters and most species are migratory, which…

Changing Planet, Wildlife

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In the Northern Hemisphere autumn is underway and many birds are making their way back to warmer climates to overwinter in areas with increased prey availability. Many of the bird species that migrate are aerial foragers and waders, migrating between warm areas because their main food source, insects and crustaceans, are more active and abundant…

Wildlife

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By Grace Klinger, Science Communications Fellow at Shedd Aquarium Worldwide, the seafood industry represents $362 billion in first sale value for the global economy and accounts for roughly 59.6 million jobs. Given its economic value, it is important to keep a close eye on the way the seafood industry is managed to ensure it is…

Changing Planet, Wildlife

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