The embryos are grown in the lab for a few days ... to support legislation allowing the creation of animal-human embryos. In cytoplasmic hybrid embryos, all the DNA in the cell nucleus is human.

Lab hybrid animals also exist ... While it is rare, it does occur naturally in the wild. A hybrid animal is the result of ...

The Alaska Department of Fish and Game said testing determined the animal that briefly captivated Anchorage this fall was a ...