For years, Yellowstone National Park was home to two distinct bison herds, each with its own breeding patterns. But new research reveals a big change: these once-separate herds have now merged ...

Credit: National Park Service/Jacob W. Frank To reveal the breeding dynamics of the droves of bison in Yellowstone, workers at the National Park Service (NPS) collected tissue samples biopsied ...

Population genetic studies completed just 20 years ago found that Yellowstone bison populations retained much of their historic breeding patterns and were, in fact, two unique herds living within ...

They are both members of the cow family. What is the real difference ... Hornaday, started the American Bison Society and a breeding program to save the animals using the animals saved by the ...

Another objective of the festival was to establish Debrigarh as a potential breeding habitat since the gene pool is available. The bison census conducted in November had revealed a stable ...

However, annually, a female can only produce a single calf, making the female the limiting factor, and thus, the preferred sex for a conservation breeding program. For our recent study, semen was ...