Reference Terms
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Hummingbird
Hummingbirds are small birds in the family Trochilidae.
Note: The above text is excerpted from the Wikipedia article "Hummingbird", which has been released under the GNU Free Documentation License.
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May 27, 2024
May 15, 2024 What makes the oldfield mouse steadfastly monogamous throughout its life while its closest rodent relatives are promiscuous? The answer may be a previously unknown hormone-generating cell. Scientists discover the cells and hormones that inspire mice ...
May 15, 2024 The ability to regulate body temperature, a trait all mammals and birds have today, may have evolved among some dinosaurs early in the Jurassic period about 180 million years ago. The new study looked at the spread of dinosaurs across different ...
May 2, 2024 A wild orangutan was observed applying a plant with known medicinal properties to a wound, a first for a wild ...
Apr. 29, 2024 It has long been thought that meat played an important role in the diet of hunter-gatherers before the Neolithic transition. However, due to the scarcity of well-preserved human remains from Paleolithic sites, little information exists about the ...
Latest Headlines
updated 12:56 pm ET
May 27, 2024 While most organisms have biological clocks synchronized with the day-night cycle (circadian rhythms), marine animals in tidal areas have also developed circatidal rhythms to align with the tidal ...
May 22, 2024 A new study predicts future climate change impacts could disrupt the krill-heavy diet that humpback whales in the southern hemisphere ...
May 23, 2024 Multicellular organisms, like animals and plants, have complex cells with diverse functions. This complexity arises from the need for cells to produce distinct proteins that interact with each other. ...
May 23, 2024 Researchers compare the shield shapes of crabs and find unexpected ...
May 23, 2024 Virtual Reality experiments have illuminated the rhythmic glue that could keep animals moving in ...
May 22, 2024 Community science volunteers -- laypeople with an interest in bees and conservation -- significantly contribute to the scientific knowledge of native ...
May 23, 2024 New research has revealed that feeling a sense of belonging to a social group can have a significant impact on our food choices, potentially nudging us towards healthier options. This could have ...
May 24, 2024 Researchers have developed a new technique to view living mammalian cells. The team used a powerful laser, called a soft X-ray free electron laser, to emit ultrafast pulses of illumination at the ...
May 24, 2024 Caterpillars respond defensively to electric fields similar to those emitted by their natural predators, scientists have ...
May 23, 2024 The Epstein-Barr virus can cause a spectrum of diseases, including a range of cancers. Emerging data now show that inhibition of a specific metabolic pathway in infected cells can diminish latent ...