Scientists complete head transplant on a RAT in China

Researchers from Harbin Medical University in China and controversial neurosurgeon Sergio Canavero attached heads of smaller rats onto backs of larger ones, creating two-headed animals.

Scientists stitch rats together forcing males to give birth in 'vile Frankenscience' study - Mirror Online

kidney transplant pig: Chinese scientists successfully grow humanized kidney inside pig - The Economic Times

Head transplants on 1000 mice performed by Chinese doctor

The History of the Lab Rat Is Full of Scientific Triumphs and Ethical Quandaries, Science

Study that Impregnated Male Rats Stirs Controversy

Human organs grown in pigs may help transplant patients

Preclinical models in head and neck squamous cell carcinoma

Can You Transplant A Brain Into A Young New Body? And Would You?

Head Transplants: Sergio Canavero Is About to Perform the First Human Surgery—and There's Nothing to Stop Him

Scientists Are Giving Dead Brains New Life. What Could Go Wrong? - The New York Times