Toxoplasmosis is an infectious disease found worldwide, caused by the single-celled parasite Toxoplasma gondii. In humans, infection poses a particular risk to pregnant women, as it can lead to birth defects. Like the closely ...
Evolution
Feb 16, 2024
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71
]New behavioral traits are often the first response of animals to changing environmental conditions. As cities increasingly become habitats of wildlife, researchers have studied behavioral changes in birds and examined how ...
Plants & Animals
Aug 22, 2023
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16
A new study by Tel Aviv University reveals that the presence of parasites in nature is not necessarily negative, and sometimes even helps animals survive. The team of researchers explain: "Thinking about parasites usually ...
Plants & Animals
Aug 7, 2023
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Female monarch butterflies have no trouble finding a mate—even when a parasite kills most of the males, new research shows.
Plants & Animals
Apr 17, 2023
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Daurian redstarts move their nesting sites closer to or even inside human settlements when cuckoos are around. In doing so, they actively protect their nest against brood parasitism, as cuckoos avoid human settlements.
Plants & Animals
Feb 22, 2023
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97
More than a century of preserved fish specimens offer a rare glimpse into long-term trends in parasite populations. New research from the University of Washington shows that fish parasites plummeted from 1880 to 2019, a 140-year ...
Plants & Animals
Jan 9, 2023
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73
A new study has found that birds build hanging-nests, particularly those with extended entrance tunnels, to help protect offspring against nest invaders like snakes and parasitic cuckoos.
Evolution
Dec 20, 2022
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300
The parasite Toxoplasma is carried by a large portion of the global human population. Now a study led by researchers at Stockholm University shows how this microscopic parasite so successfully spreads in the body, for example ...
Cell & Microbiology
Oct 28, 2022
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113
Brown-headed cowbirds are generalist brood parasites, laying their eggs in the nests of many other bird species and letting the host parents raise their young. A new study seeks to understand the strategies cowbird chicks ...
Plants & Animals
Sep 13, 2022
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20
Reproduction in the insect order Strepsiptera—also known as twisted-wing parasites—is not for the fainthearted. To inseminate the eggs of its partner, the male partner injures the "neck" of the female with its hook-shaped ...
Plants & Animals
Aug 16, 2022
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