An elephant's trunk can grow to be about 2 metres long and can weigh up to 140 kg. Some scientists believe that an elephant's trunk is made up of 100,000 muscles, but no bones.
The cottonwood tree seed is the seed that stays in flight the longest. The tiny seed is surrounded by ultra-light, white fluff hairs that can carry it on the air for several days.
Lightning bolts can travel 60 miles.
For each minute of the day, 1 billion tons of rain falls on the Earth.
Almonds are the oldest, most widely cultivated and extensively used nuts in the world.
Petals are usually colorful, and they attract insects and birds that help with pollination.
Avocados have the highest calories of any fruit at 167 calories per hundred grams.
According to the Guinness Book of World Records, the single-seeded fruit of the giant fan palm, or Lodoicea maldivica, can weigh 44 lbs. Commonly known as the double coconut or coco de mer, it is found wild only in the Seychelles in the Indian Ocean.
Elephants are herbivores and can spend up to 16 hours days collecting leaves, twigs, bamboo and roots.
The people who live on Tristan da Cunha are over 2,000km (about 1,300 miles) from their nearest neighbours on the island of St. Helena. That's nearly as far as Moscow is from London.