20-40 W - BioMed: approximate power consumption of the human brain -- let's overclock it!
900 W - BioMed: power output of a healthy human (non-athlete) averaged over the first 6s of a 30s cycle sprint.
up to 2 kW - BioMed: approximate short time power output of sprinting professional cyclists -- that's not very pro!
2.5 MW - BioMed: Peak power output of a Blue Whale www.fishonabike.f2s.com/foab/wheelie.avi ??
-- TimC The stereotypical Islay is like chewing on a well-preserved rowing boat, spiced up with seaweed, whereas the 20yo Laddie is more like relishing a gourmet meal in said rowing boat. -- Ingvar in ASR