The real Palaeo diet
Would you eat mammoth meat?” I was asked 35 years ago after my seminar at Azabu University in Japan. “Sure”, I replied, “but mammoths have become extinct thousands of years ago.” My host paid no attention to my scepticism and instructed me instead to open the refrigerator door. And there, right before me, on a clean white plate, was an olive-brown chunk of mammoth thigh – veins, muscle strands, connective tissue…. all still clearly identifiable. Continue reading
How birds breathe
If you tried to revive a bird by mouth-to-mouth resuscitation you would not succeed. Not because the bird has a beak and you a mouth, but because in birds respiration (the removal of air from the lungs) is an active process.
How to be fecund : be fruitful and multiply
Sometimes when you read about the human population explosion you may think our own species’ fecundity must be enormous. However, even assuming an average life span of 65 years and an average number of children of four in a person’s life, our reproductive rate would not at all be high. Rodents are doing much better and have no trouble at all outperforming us.