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12 countries with the greatest bird species density

10,000 Birds

While Colombia may have almost 2000 bird species, it is a huge country with, still, complicated long-distance travel logistics. On the other hand, small countries with relatively long bird lists offer higher species densities per square mile. The Species per Square Mile Approach. Why 99,999? And why 1000?

Gambia 231
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Picathartes – Africa’s strangest birds

10,000 Birds

The family Picathartidae consists of two very unusual birds; White-necked or Yellow-headed Picathartes , endemic to the Upper Guinea forests of West Africa; and Gray-necked or Red-headed , restricted to Lower Guinea forests of Central Africa. White-necked or Yellow-headed Picathartes, Bonkro, Ghana.