The horn of the Japanese rhinoceros beetle can grow to be two-thirds the length of the rest of its body. And size matters. The beetles battle with their horns to get access to female beetles. Biologists Doug Emlen and Erin McCullough, of The University of Montana, are looking into what regulates the size of this extra-large attribute.
Beekeepers in eastern France were upset to find their bees were producing honey in unusual shades of blue and green. A nearby biogas plant processed waste from an M&M's factory. The bees were snacking on the candy coating. The waste treatment plant says it's storing the candy waste more securely.
Tens of thousands of African elephants are being slaughtered every year to meet demand for ivory in China, the Philippines and Thailand. Inside the underground ivory trade and the future of Africa's elephants.
Angry pet owners who believe contaminated Waggin' Train chicken jerky strips killed their pets are targeting the stores that sell them. Meanwhile, the FDA says it doesn't have enough evidence to issue a recall.
Mammoths and saber-toothed cats may be the most famous beasts of the Ice Age. But they shared the prairie with horses and camels, too--both of which evolved in North America and crossed the ice bridge into Eurasia, before disappearing here. Matthew Kohn and Christopher Hill talk about the lesser-known fauna of the Ice Age.
The Snake River area near Boise, Idaho has one of the world's highest concentrations of nesting raptors. Biologists Mark Fuller, Julie Heath & Chris Parish join Ira Flatow for a look at raptor biology, and the threats the birds are facing. Plus, bringing back the California condor.
Scientists have discovered that a mouse found in Africa can lose large patches of skin and then grow it back without scarring, perhaps as a way of escaping the clutches of a predator. It's a finding that challenges the conventional view that mammals have an extremely limited ability to replace injured body parts.
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