Dense bison herds may threaten nesting bird species

Overhunting depleted the population of American bison from tens of millions to fewer than 1,000 in the span of just the 19th century. With conservationists and ranchers recently reintroducing the species to U.S. grasslands, ...

Using frog foam as an antiseptic delivery system

A team of researchers affiliated with several institutions in the U.K. has found that the foam produced by a certain kind of frog can be used as an antiseptic delivery system. In their paper published in the journal Royal ...

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