They were traded throughout South America, and then beyond after European colonizers arrived. 2. There are 13 species of guinea pigs. If you’re wondering what guinea pigs eat, the answer is plants.

The researchers used Crispr-Cas9 “genetic scissors” technology to make the edit in pig zygotes — the cells formed from the ...

An invasive species of Canadian wild hogs is threatening to spread into the US. According to the AP, the pigs are exceptionally hard to eradicate. They're a crossbreed of American and Eurasian hogs — ...

Classical swine fever reduces productivity and harms animal welfare, but pigs have now been genetically edited to make them ...

First things first: the guinea pig is not a pig and it’s not from Guinea. Now that we’ve cleared that up, let’s talk about what these charming rodents, also called cavies, actually are. Their ...

Under the new regulation, the state has the authority to “immediately” euthanize animals whose owners have not complied. Breeding is also forbidden. Delaware will no longer let people possess, breed ...

Hordes of "super pigs" are running amok in Canada, and may soon spill across the border into the northern U.S. These wild feral pigs, which roam Alberta, Saskatchewan and Manitoba in Canada, are ...