Recent Posts by Joseph

Unpredictable food sources drive some bats to cooperatively search for food

Humans aren't the only species that have dinner parties. Scientists have observed many animals, including bats, eating in groups. However, little was known about whether bats actively help each other find food, a process known as social foraging.

With the help of novel miniature sensors, an international group of biologists that included University of Maryland Biology...

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Genetically modified pigs resist infection with the classical swine fever virus

Researchers have developed genetically modified pigs that are protected from classical swine fever virus (CSFV), according to a study published December 13 in the open-access journal PLOS Pathogens by Hongsheng Ouyang of Jilin University, and colleagues. As noted by the authors, these pigs offer potential benefits over commercial vaccination and could reduce economic losses related...

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Novel mechanisms of dengue and Zika virus infections and link to microcephaly

New insights into how dengue and Zika viruses cause disease reveal shared and virus-specific mechanisms. An international, multi-institutional team led by researchers of the University of California, San Francisco and Baylor College of Medicine report in the journal Cell that these viruses counteract a human and mosquito immune defense mechanism and highjack specific host proteins...

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Fifty years of decline in Queensland's coastal sharks

Queensland's coastal shark numbers are continuing a 50-year decline, in sharp contradiction of suggestions of 'exploding' shark populations, according to an analysis of Queensland Shark Control Program data.

University of Queensland and Griffith University researchers analysed data from the program, which has used baited drumlines and nets since 1962 to minimise human-shark interactions, and now spans...

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Potential range for new invasive tick covers much of Eastern US

Since the arrival of the Asian longhorned tick in North America was first reported in New Jersey in early 2018, it has been found in eight other states in the U.S. And, by the looks of a new study comparing North American habitat with the invasive tick's native territory, it shouldn't be a surprise if...

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