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No birds have teeth, but baby birds have an ‘egg-tooth’ – a small hard growth which they use to break out of their shells and which falls off soon after hatching.

Phoenix dactylifera

Phoenix Dactylifera

The smallest trees in the world are the dwarf willows that grow on the tundra of Greenland. They are only two inches tall.

Most of the dozen or so species of date palms in the genus Phoenix (family Palmae) are grown as ornamental plants. Only the common date palm, Phoenix dactylifera is grown for its fruit.

Johann Gregor Mendel (1822-84) is known as the ‘Father of Genetics’. For eight years (1856-63) he studied peas, growing over 10,000 pea plants and carefully noting the results.

Red kangaroos give birth to only one baby at a time, but have a spare fertilised egg in their bodies. If the first baby dies, the second egg develops into a fully- grown kangaroo.

See other: Quite Interesting Facts