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Bird Vocabulary - C-D

Glossary of bird and birding vocabulary terms starting with letters C-D. Each definition includes pronunciation, examples, synonyms and other information as appropriate.

Cache

Defines the term “cache” as a noun and a verb.

Carnivorous

Defines the term “carnivorous” as it applies to birds, including different types of carnivores and species examples.

Carrion

Defines the term "carrion."

Cavity-Nesting

Defines the term "cavity-nesting" as it applies to bird nests and reproduction, with examples of cavity-nesting bird species.

Cere

Defines the term “cere” as part of a bird’s anatomy.

Chin

Defines the word "chin" as part of a bird's anatomy, with tips for bird identification using the chin.

Cloaca

The cloaca is an important part of a bird's anatomy for digestion and reproduction; learn how this often unseen part of a bird helps bird banders learn the gender of birds, and what role it plays in bird mating.

Colonial

Discussion of bird colonial behavior as it relates to breeding and reproduction, including advantages and disadvantages and examples of colonial bird species.

Coniferous

Defines the term "coniferous" as it relates to bird habitat and trees for birds.

Countershading

Birds with countershading have a specific type of coloration pattern in their feathers that helps with camouflage. Learn more about countershading, including examples of birds with countershaded plumage.

Crest

Defines the term "crest" as part of a bird's plumage, with examples of crested birds and tips for identification based on a bird's crest.

Crop Milk

Defines the terms crop milk and bird milk, including nutritional information and what birds use crop milk to feed their young.

Crown

Defines the term "crown" as part of a bird's anatomy, including tips for identifying birds based on the crown.

Cull

Defines the term "cull" as it relates to culling birds, including how and why birds are culled.

Culmen

Defines the term "culmen" as part of a bird's bill, with tips for how to identify birds using the culmen.

Dabbling Duck

Defines the term "dabbling duck" with examples of dabbler species.

DDT

Defines the term "DDT" and discusses the infamous pesticide and its effect on birds.

Deciduous

Defines the term "deciduous" as it relates to bird habitat and trees for birds.

Decurved

Bird bills can be decurved, and understanding that term can help you properly identify birds with decurved bills.

Die-Off

Defines the term "die-off" as it relates to massive bird fatalities.

Dimorphic

Defines the terms dimorphic, dimorphous and sexual dimorphism.

Diurnal

Defines the term "diurnal" with examples of types of diurnal birds.

Diving Duck

Defines the term "diving duck" with examples of species.

Domestic Duck

Defines the term “domestic duck” in relation to waterfowl with examples of species and where they are typically found.

Down

Defines the term "down" as a type of bird feathers, including discussion of down in both juvenile and mature birds.

Drake

Defines the term "drake" as a type of duck, with details of how drakes and hens are different.

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