The Amazon water which has leaves more than 2m across is the biggest water plant.
Onion, Apple and Potato have the same taste but, the differences in flavour are caused by their smell. Onion is the only vegetable commonly used by all nationals around the world.
Cocky the cockatoo, aged 80, of London zoo, that died in 1982 and the Siberian crane that died in 1988, aged 82 were the oldest known birds.
The bird eating tarantula is the largest spider. One was found to have had a leg span of 28 cm. The smallest spider is only as big as apunctuation mark, less than 0.5 mm.
One wolf pack may inhabit a huge territory of up to 1,000 km. They also cover a great distance when hunting for food.
The highly developed fins of the gurnard fishes enable them to glide for shorter distances above the surface of water.
There are at least, 4,000 species of red seaweed, 1,500 species of brown seaweed and 6,000 species of green seaweed in the world.
Flamingoes are mostly pink in colour, because the shrimps they feed on contain a remarkable amount of carotene, a pigment which produces a colour between orange and red.
Dwarf gobies, as little as 9 mm long, are the smallest fishes and also the smallest vertebrates in the world.
