Pacific Fisheries Fail to Stop Tuna Overfishing

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At a meeting of the Western and Central Pacific Fisheries Commission, which is the governing body for international fisheries agreement seeking to ensure the conservation and sustainability of highly migratory fish, complaints were issued that big fishing nations had blocked efforts to curb tuna overfishing and ignored scientific advice.

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Barbed Porcupine Quills Could Help Enhance Various Biomedical Devices

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A porcupine quill only needs half the force of a hypodermic needle in order to pierce skin. This new study also explains why the quills are hard to remove and this discovery could improve a variety of medical instruments.

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Humans are a Greater Disturbance to Elk than Natural Predators

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A new study has shown that elk become more fearful when people are around because they perceive humans as predators.

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Kitti’s Hog-Nosed Bat Is World’s Smallest Mammal

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The Kitti’s hog-nosed bat (Craseonycteris thonglongyai), sometimes referred to as the bumblebee bat due to its diminutive size, was discovered in 1970s and could arguably be the world’s smallest mammal, depending on how size is defined.

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Hunters Kill Yellowstone Park Research Wolves

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Researchers estimate that 10 wolves from Yellowstone National Park have been killed by hunters this month, severely affecting the park’s wolf research programs, one of the longest studies of its kind.

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High-Speed Video Helps Scientists Understand Hummingbird Pollination

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Hummingbirds are part of the family Trochilidae and are among the smallest birds on the planet, with most species measuring between 7.5 to 13 cm. Now, a new high-speed video has helped scientists understand why hummingbirds always pollinate flowers that hang upside down.

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Blood-Thinning Rodenticide is Killing Birds

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Canada and the US have started to restrict the use of rodent poisons based on blood thinners, as new research shows that the toxins accumulate in birds of prey and other animals.

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Plans to Protect Antarctic Sea Faces Difficult Challenges

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A Weddell seal holds an Antarctic toothfish, one of the lucrative fish found in the Antarctic’s waters. Photo: K. Westerskov / Alamy

The seas surrounding Antarctica are among the world’s most pristine, but fishing vessels are set to move in. Next week, there is a meeting of the Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR) that may try to contain the rush to access the region’s natural resources.

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Protected California Sea Lions Devour Threatened Salmon in Columbia River

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Protected California sea lions are apparently gorging themselves on Chinook salmons and steelheads in the Columbia River, both of which are listed as threatened populations. Wildlife managers along the Columbia River in Washington and Oregon are facing a quandary. Sea lions have been congregating there for the past decade to feast on salmon waiting to climb the fish ladders at the base of the Bonneville Dam on their way to spawn each spring.

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Arctic Biologist Alexander Semenov’s Striking Underwater Arctic Sea Life Photos

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The White Sea Biological Station sits at latitude 66° N, just on the cusp of the Arctic Circle, and on the shores of the White Sea, a lone arctic biologist explores the depths of the waters, photographing stunning pictures of arctic life. The only way to get there is by boat in summer and by snowmobile in winter.

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