Vet Stuart Eves helps dish up an answer to Annie's question...
Answers to Science Questions
Why do herbivores have such diverse poos?
Is the Universe endlessly repeating itself? Is the Universe endlessly repeating itself?
Can we use neuroscience to peer inside the brain?
If we had a telescope powerful enough to see all the way back to the Big Bang, what direction should we point it?
How does Jupiter's moon Io get the energy needed to heat it up?