Tag Archive | "plants"

Transmitters unveil long-distance movements of orchid bees

Transmitters unveil long-distance movements of orchid bees

Now, for the first time ever, researchers at the Smithsonian Tropical Research Institute are able to track the routes of these creatures by gluing tiny transmitters to the backs of individual bees. [...more]

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A well-defended territory is what some female hummingbirds find most attractive in a mate

A well-defended territory is what some female hummingbirds find most attractive in a mate

What they observed was unique among all bird species: successful male caribs maintained and defended territories with nectar supplies that were two to five times greater than their daily needs and also isolated part of their crop for the exclusive feeding rights of visiting females. [...more]

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Smithsonian ecologist John Parker discusses his work with invasive plants and white-tailed deer

Smithsonian ecologist John Parker discusses his work with invasive plants and white-tailed deer

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Medieval book is important resource for how plants were once collected, treated and used

Medieval book is important resource for how plants were once collected, treated and used

Latinus 9333 is the Latin translation of the so-called Tacuinum sanitatis, a medieval handbook on wellness written in Arabic by the 11th-century physician ibn Butlan. It deals with factors influencing human health: from the air, the environment and food, to physical exercise and sexual activity. [...more]

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Camera traps & radio collars reveal hoarding strategies of the South American agouti

Camera traps & radio collars reveal hoarding strategies of the South American agouti

In a series of ongoing experiments on Barro Colorado Island in the Panama Canal, Kays and other researchers are using camera traps, radio collars and palm nuts with tracking transmitters attached to them to take a closer look at the nut-hoarding strategies of the agouti. [...more]

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Prehistoric pollination: Sawfly mouthparts fit tubular channels of gymnosperm cones

Prehistoric pollination: Sawfly mouthparts fit tubular channels of gymnosperm cones

Smithsonian scientists and colleagues, however, have recently found evidence that gymnosperm plants shared an intricate pollination relationship with scorpionfly insects 62 million years before flowering plants appear in fossil records. [...more]

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Mangroves research by Candy Feller, Smithsonian Environmental Research Center botanist

Mangroves research by Candy Feller, Smithsonian Environmental Research Center botanist

Follow botanist Candy Feller of the Smithsonian Environmental Research Center as she conducts field work on mangrove ecosystems at Carrie Bow Cay, a Smithsonian field research station in the Caribbean. [...more]

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Salad science: Coaxing caterpillars to reveal the secrets of their leafy desires

Salad science: Coaxing caterpillars to reveal the secrets of their leafy desires

Testing caterpillars’ taste buds is no simple task. Just like your local salad bar, plants in the wild come in different shapes, textures and flavors. Herbivores rely on each of these cues to tell them what to eat. Deciphering this code is Lind’s task. He’s examining 40 different plant species – half invasive, half native. [...more]

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Science Spotlight

Yellow lady’s slippers, watercolor by Kathleen Garness, from the National Museum of Natural History exhibit “Losing Paradise? Endangered Plants Here and Around the World,” opening Aug. 14. The exhibition, a collaborative effort between the American Society of Botanical Artists and the Natural History Museum, showcases botanical illustrations and features work from several renowned artists, including Alice Tangerini, one of the Smithsonian’s acclaimed scientific illustrators.

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