A cluster of tapeworm eggs discovered in 270-million-year-old fossilized shark feces suggests that intestinal parasites in vertebrates are much older than previously known, according to research published January 30 in the ...
Archaeology
Jan 30, 2013
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Two parasitic wasp species show similar memory consolidation patterns in response to rewards of different quality, providing evidence that the reward value affects the type of memory that is consolidated. The full results ...
Plants & Animals
Aug 22, 2012
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The eggs laid by two African bird species have evolved different color patterns over a period of just 40 years, according to new research published in The American Naturalist. The quick change appears to be driven by an unwanted ...
Plants & Animals
Apr 16, 2012
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A new study offers compelling genetic evidence that head and body lice are the same species. The finding is of special interest because body lice can transmit deadly bacterial diseases, while head lice do not.
Plants & Animals
Apr 9, 2012
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Several animal species display brood care, a phenomenon where 'caring' parents provide their offspring with food and protection against predators. However, there are many others that prefer not to do this, and instead sneak ...
Ecology
Jun 6, 2023
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2
A parasitic disease, canine echinococcosis, has increased in Chile's Tierra del Fuego province after a governmental dog deworming program was canceled in 2004, according to a study from the University of California, Davis' ...
Plants & Animals
Dec 19, 2022
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3
A gardener in Pasco County recently found a giant African land snail—or what Florida officials call "one of the most damaging snails in the world."
Plants & Animals
Jun 30, 2022
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34
Avian brood parasites lay their eggs in the nests of other bird species, forcing the hosts to do the hard work of raising the unrelated young. A team of scientists wanted to simulate the task of piercing an egg—a tactic ...
Ecology
Apr 8, 2021
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7
The soybean cyst nematode sucks the nutrients out of soybean roots, causing more than $1 billion in soybean yield losses in the U.S. each year. A new study finds that one type of fungi can cut the nematodes' reproductive ...
Plants & Animals
Apr 9, 2020
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4
Researchers have discovered nematodes, or worms, in the brains of lizard embryos. This is the first time they have been found in reptile eggs, and it was previously believed that egg laying prevents parasites from being transmitted ...
Plants & Animals
Feb 24, 2020
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