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Although the tusk can be a weapon, the variation in tusk length among animals of similar body size points to it being primarily a mating status signal.
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Pulitzer-winning Laurie Garrett, author of The Coming Plague: Newly Emerging Diseases in a World Out of Balance, talks about the dangers of politicians offering coronavirus misinformation.
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Tigers and lions at the Bronx Zoo have tested positive for the virus, and studies show that house cats—but apparently not dogs—can become infected.
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Humboldt squid can rapidly change the pigmentation and luminescence patterns on their skin by contracting and relaxing their muscles, possibly to communicate.
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Dating back 67 million years, this representative of the group of modern birds has been dubbed the Wonderchicken (which is not an April Fools’ Day joke).
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To make it in urban areas, birds tend to be either large-brained and able to produce few offspring or small-brained and extremely fertile. In natural habitats, most birds brains are of average size.
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The diets of coyotes vary widely, depending on whether they live in rural, suburban or urban environments—but pretty much anything is fair game.
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The bilateral organism crawled on the seafloor, taking in organic matter at one end and dumping the remains out the other some 555 million years ago.
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Here are a few brief reports about science and technology from around the planet, including one about the discovery of an intact chicken egg dating to Roman Britain.
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By entering your health status, even if you’re feeling fine, at the Web site COVID Near You, you can help researchers develop a nationwide look at where hotspots of coronavirus are occurring.
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