Gyrfalcon
Gyrfalcon - Britain's Rarest Non-Breeding Annual Visitor This beautiful bird, Gyrfalcon, has been the most prized species in falconry for hundreds of years and Arab enthusiasts have paid enormous sums…
Gyrfalcon - Britain's Rarest Non-Breeding Annual Visitor This beautiful bird, Gyrfalcon, has been the most prized species in falconry for hundreds of years and Arab enthusiasts have paid enormous sums…
Black-capped Petrel - Longest Period Without a British Sighting The vagrant which has not recurred in Britain for the longest period, but which still exists elsewhere, is the black-capped petrel…
The Most Endangered Birds in the World - Rarest Birds So little is known about several hundreds of species that it is not possible to say whether or not they…
Passeriformes - Perching Birds - The Largest Bird Order According to Suzanne Alexander, Representatives of the Passeriformes (perching birds) — the world's largest bird order, containing some 60% of all…
The Richest Bird Habitat in the world There is no doubt that the tropical forests hold a greater number of birds of a wider variety than any other habitat. Although…
The Richest Avifauna in the world South America - over 2,500 breeding species The Neotropical Region — South America, known as the 'bird continent', is already credited with over 2,500…
Bird Populations and Distribution Despite the fairly large number of professional ornithologists and ecologists now scattered around the world, and the ever-increasing army of amateurs who volunteer to help with…
Tyrant Flycatchers (Tyrannidae) - The Largest Bird Family in the world This very diverse bird family of some 90 genera is entirely restricted to the New World, chiefly the Neotropical…
Passenger Pigeon - The Most Numerous Bird Ever It is not possible to give an accurate estimate of the population of Passenger Pigeon, North American bird (Ectopistes migratorius), as it…
Aepyornis maximus - The Elephant Birds For a long time, Aepyornis maximus was thought to be the heaviest bird ever but it is now thought to have tipped the scales…