Reference Terms
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Mule
In its common modern meaning, a mule is the offspring of a male donkey and a female horse.
Note: The above text is excerpted from the Wikipedia article "Mule", which has been released under the GNU Free Documentation License.
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Plants & Animals News
May 19, 2025
May 19, 2025 — Animal abduction: Biologists documented five male capuchin monkeys carrying at least eleven different infant howler monkeys -- a behavior never before seen in wild primates. Rise and spread: The sightings were remotely recorded by over 85 camera ...
May 16, 2025 — Researchers have found that wild orangutans vocalize with a layered complexity previously thought to be unique to human communication, suggesting a much older evolutionary ...
May 14, 2025 — The origin of reptiles on Earth has been shown to be up to 40 million years earlier than previously thought -- thanks to evidence discovered at an Australian fossil site that represents a critical ...
May 14, 2025 — The northern white rhinoceros is one of the rarest animals on Earth, with just two females left and no natural way for the species to reproduce. Now, scientists have mapped the entire genome of a ...
Latest Headlines
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May 19, 2025 — New research has revealed that high densities of European honey bees could be harming Australian native bees' 'fitness' by reducing their reproductive success and altering key traits linked to ...
May 14, 2025 — Researchers have developed a novel technology that allows the distribution of components within a single cell to be accurately detected and visualized. Positioning a t-SPESI (tapping-mode scanning ...
May 19, 2025 — A team was able to show that swimming movements are possible even without a central control unit. This not only explains the behavior of microorganisms, it could also enable nanobots to move in a ...
May 19, 2025 — Nanoplastics are everywhere. These fragments are so tiny they can accumulate on bacteria and be taken up by plant roots; they're in our food, our water, and our bodies. Scientists don't know the full ...
May 19, 2025 — Researchers have shown that mice use chemical cues, including odors, to detect the social rank of an unfamiliar mouse and compare it to their own, using this information to determine their ...
May 16, 2025 — Researchers describe a fundamental mechanism of antibiotic resistance. What happens in a bacterium that is resistant to the antibiotic fusidic acid? With a stop-motion movie at the atomic level, they ...
May 16, 2025 — Newly discovered weapons of bacterial self-defense take different approaches to achieving the same goal: preventing a virus from spreading through the bacterial ...
May 16, 2025 — A new study reveals that heat-tolerant symbiotic algae may be essential to saving elkhorn coral (Acropora palmata) -- a foundational species in ...
May 16, 2025 — A study has shown scientific knowledge on the conservation of endangered species is often overlooked when not presented in ...
May 16, 2025 — Researchers have discovered how a parasite that causes malaria when transmitted through a mosquito bite can hide from the body's immune system, sometimes for years. It turns out that the parasite, ...