A flamingo can eat only when its head is upside down.

The smallest living bird in the world is the Hummingbird, specifically the Bee Hummingbird, which measures a minute 5.5 centimetres long and weighs no more than 1.9 grams. That is half a teaspoon of sugar.

A bird’s heart beats 400 times per minute while resting and up to 1000 beats per minute while flying.

The fastest bird on earth is the Peregrine Falcon, when in its hunting dive can reach a Maximum Recorded Airspeed of 389 k/h. The fastest bird when in a level flight, is the common Swift which has a maximum recorded airspeed of 169 km/h.

Owls cannot move their eyes as their eyeballs are tubular in shape, because of this they are able to rotate their head 270° which is still further than any other animal. By swivelling its head round 270° it allows the Owl to achieve 360° vision.

The chicken is the closest living relative to the Tyrannosaurus Rex. A chicken with red earlobes will produce brown eggs, and a chicken with white earlobes will produce white eggs.

North American Arctic terns fly about 40,000 km per year. That’s a distance approximately equal to the circumference of the Earth.