A Brief History of Injecting Frogs with Urine
James Burgon explores the evolution of pregnancy tests – and why a frog is more effective than a mouse.
Tagged: Pregnancy
Paws for Thought: Panda Pregnancy is a Tricky Business
Why is it so hard to get a panda pregnant? As many of us were saddened to find, Edinburgh Zoo’s own panda Tian Tian was confirmed not pregnant after briefly showing signs early this...
