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A sea turtle clutch. A clutch of eggs is the group of eggs produced by birds, amphibians, or reptiles, often at a single time, particularly those laid in a nest. In birds, destruction of a clutch by predators (or removal by humans, for example the California condor breeding program) results in double-clutching. The technique is used to double ...
Great Black-backed Gull (Larus marinus), small clutch.Clutch size refers to the number of eggs laid in a single brood by a nesting pair of birds. The numbers laid by a particular species in a given location are usually well defined by evolutionary trade-offs with many factors involved, including resource availability and energetic constraints.
A small bird, the tufted titmouse has a white front and gray upper body outlined with rust-colored flanks. Other characteristics include its black forehead and the tufted grey crest on its head. [5] In juveniles, the black forehead is greatly diminished such that it may be confused with the oak titmouse (although their ranges do not overlap ...
Bird ringing is the term used in the UK and in some other parts of Europe, while the term bird banding is more often used in the U.S. and Australia. [49] bird strike The impact of a bird or birds with an airplane in flight. [50] body down The layer of small, fluffy down feathers that lie underneath the outer contour feathers on a bird's body. [51]
Bird meanings and symbolism are open to wide interpretation and can vary across cultures and traditions. Popularly, owls are associated with wisdom, and doves are widely associated with peace.
A diagram of a bird egg Eggs of various birds, labelled (Trinity College Zoological Museum, Dublin) Bird eggs are laid by the females and range in quantity from one (as in condors) to up to seventeen (the grey partridge). Clutch size may vary latitudinally within a species.
If, by chance, the bird is looking away from you, then Doolittle believes that the red Cardinal has messages for you, but "you may be missing [them] by being too busy or too distracted from your ...
The mean clutch size in three broad samples from several parts of the range was between 2.22 and 2.46. [42] [212] [224] In Minnesota, the mean clutch size was 2.68. [221] The eggs are pure white, slightly rough and not glossy, and oval in shape. [7]