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Columbidae

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Columbidae is the biological family that includes all pigeons and doves.

Touchdown (pigeon)
Touchdown (pigeon)

This family is the only one within the order Columbiformes. These birds are generally characterized by stout bodies and relatively small heads. They typically possess short necks and slender bills. Many species also feature a fleshy part at the base of the bill called a cere. While people often use the word "dove" for smaller species and "pigeon" for larger ones, there is no scientific distinction between the two.

Treron Sieboldii
Treron Sieboldii

The family is incredibly diverse, containing 52 genera and 353 different species.

Most columbids survive by eating various types of plant matter. Some species are granivores, meaning they specialize in eating seeds. Others are frugivores that focus on eating fruit. Some members of the family are folivores, which means they eat foliage or green leaves. There is often a visible connection between a bird's diet and its appearance. For instance, frugivorous species often display very bright, colorful plumage. In contrast, granivorous species tend to have much duller colors. This variety of diet allows the family to occupy many different ecological roles.

The physical anatomy of these birds supports their active lifestyles. Pigeons possess very strong wing muscles, which can make up between 31% and 44% of their total body weight. This strength makes them some of the most powerful fliers in the bird kingdom. Their large wings provide significant lift, resulting in what scientists call low wing loading. This allows for high maneuverability and quick launches to escape predators. However, this type of flight comes at a high energy cost. Some species, like the European turtle dove, are even capable of long-distance migration. These birds can travel more than 5,000 km between northern Europe and tropical Africa.

Columbid feathers have unique structural properties that may aid in survival. The body feathers have very dense, fluffy bases that are attached loosely to the skin. If a predator captures a bird, a large number of feathers may fall out easily. This mechanism might allow the bird to escape the attacker's mouth.

Additionally, researchers have studied how these birds move their heads. Experiments by Dr. Mark B. Friedman in 1975 showed that head bobbing helps doves keep their vision constant. Later, in 1978, Dr. Barrie J. Frost observed that pigeons on treadmills did not bob their heads because their surroundings remained constant.

The history of columbid classification has been a subject of much debate. The family name Columbidae was first used in 1819 by William Elford Leach. He served as the Keeper of Zoology at the British Museum. Scientists have long argued over how to group different subfamilies. In the past, some researchers even placed the dodo in a separate family called Raphidae. Today, researchers use molecular phylogenetics, or the study of evolutionary relationships through DNA, to organize them. Current recommendations suggest recognizing three main subfamilies: Columbinae, Claravinae, and Raphinae. Recent studies in 2025 even suggested a fourth subfamily, Starnoenadinae, for the blue-headed quail-dove.

Evolutionary evidence suggests that Columbiformes has very ancient roots. DNA sequences support an origin dating back to the Cretaceous period. The group underwent a rapid diversification during the Paleocene epoch. This radiation occurred near the K–Pg boundary, a major period of change in Earth's history. While the fossil record for this family is not very complete, some ancient remains have been found. For example, the genus Gerandia was found in Early Miocene deposits in France. However, scientists now believe this genus was actually a sandgrouse rather than a pigeon.

The size variation within Columbidae is quite extreme. The smallest members, such as those in the genus Columbina, are only slightly larger than a sparrow. On the other hand, the crowned pigeons of New Guinea are nearly the size of a turkey. They can weigh significantly more than the tiny ground doves. The largest columbid ever known was the extinct dodo. This large, flightless bird lived on islands and reached a height of about 1 meter.

Snow Pigeon Flock Flying Pangolakha WLS Sikkim India 11.02.2016
Snow Pigeon Flock Flying Pangolakha WLS Sikkim India 11.02.2016

Today, the family faces significant challenges, as 118 species are currently at risk of extinction. Two famous examples of extinct species are the dodo and the passenger pigeon, which once lived in groups of billions.

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🖼️ Images & Media (6)
File:Touchdown (pigeon).jpg
Touchdown (pigeon).jpg
Pigeon Feathers - A Dissection Sampling.pdf
File:Snow Pigeon Flock Flying Pangolakha WLS Sikkim India 11.02.2016.jpg
Snow Pigeon Flock Flying Pangolakha WLS...
File:Treron Sieboldii.jpg
Treron Sieboldii.jpg
File:Spotted Dove and its egg.jpg
Spotted Dove and its egg.jpg
File:Zenaida graysoni 1.jpg
Zenaida graysoni 1.jpg
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