For the best experience, please enable JavaScript in your browser settings. According to livestock experts, there are over 100 breeds of pig in the world. However, in ...

They’re very common and are also the oldest breed of domestic guinea pig ... your guinea pig’s nails around once a month. One ...

German scientists plan to clone and then breed this year genetically modified pigs to serve as heart donors for humans, based on a simpler version of a US-engineered animal used last month in the ...