Cats and dogs can hear ultrasound.
350
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12