Reference Terms
from Wikipedia, the free encyclopedia
Parasitism
A parasite is an organism that spends a significant portion of its life in or on the living tissue of a host organism and which causes harm to the host without immediately killing it.
Note: The above text is excerpted from the Wikipedia article "Parasitism", which has been released under the GNU Free Documentation License.
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Plants & Animals News
October 30, 2024
Oct. 29, 2024 — Paleobiologists have found that the sinuses of ocean dwelling relatives of modern-day crocodiles prevented them from evolving into deep divers like whales and ...
Oct. 30, 2024 — It would take far longer than the lifespan of our universe for a typing monkey to randomly produce Shakespeare, a new study ...
Oct. 29, 2024 — Paleontologists have identified fossils of an ancient species of bug that spent the past 450 million years covered in fool's gold in central New York. The new species, Lomankus edgecombei, is a distant relative of modern-day horseshoe crabs, ...
Oct. 28, 2024 — The Triassic-Jurassic Extinction, 201.6 million years ago, has been considered by some to have been a fairly slow-burn event, driven by rising temperatures and ocean acidification. A new study says ...
Latest Headlines
updated 12:56 pm ET
Oct. 30, 2024 — A new study finds that up to 215 million hectares of land (an area larger than Mexico) in humid tropical regions around the world has the potential ...
Oct. 30, 2024 — A new analysis has revealed detailed 3D maps of the internal structures of multiple tumor types. These cancer atlases reveal how different tumor cells -- and the cells of a tumor's surrounding ...
Oct. 30, 2024 — A new study sheds light on how the blood-borne parasite that causes African sleeping sickness in humans and related diseases in cattle and other ...
Oct. 30, 2024 — In common marmosets, the brain regions that process social interactions develop very slowly, extending until early adulthood, like in humans. During this time, all group members are involved in ...
Oct. 29, 2024 — A team has clarified how in plants the boric acid channels, the conduits for the necessary element boron, are transported to the plasma ...
Oct. 29, 2024 — A groundbreaking, nine-year study has revealed that elephants approaching small-scale farms in Kenya avoid beehive fences housing live honey bees up ...
Alcohol Consumption Among Non-Human Animals May Not Be as Rare as Previously Thought, Say Ecologists
Oct. 30, 2024 — Anecdotes abound of wildlife behaving 'drunk' after eating fermented fruits, but despite this, nonhuman consumption of ethanol has been assumed to be ...
Oct. 30, 2024 — An international research team has investigated how nanoplastic particles deposited in the body affect the effectiveness of antibiotics. The study showed that the plastic particles not only impair ...
Oct. 30, 2024 — Energy-making chloroplasts from algae have been inserted into hamster cells, enabling the cells to photosynthesize light, according to new research in Japan. It was previously thought that combining ...
Oct. 30, 2024 — Geneticists have deciphered the prehistory of aurochs -- the animals that were the focus of some of the most iconic early human art -- by analyzing ...