- a baby foetus develops fingerprints at eighteen weeks
- a banana contains 75% water
- a bear in hibernation loses up to 25% of its body weight
- a blue whale can go up to 6 months without eating
- a blue whale can weigh as much as 30 elephants and as long as 3 large tour buses
- A Boeing 747 airliner holds 216,847 litres (57,285 gallons) of fuel
- a bowling pin will fall at a tilt of 7.5 degrees
- a bumble bee flaps its wings at 160 times a second
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