Bird Glossary: Letter S
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Sexual Dichromatism
Term used when there is a difference in color between the male bird and the female bird of a single species.
Sexual Dimorphism
Term used when there is a complete difference in plumage and form (size and shape) between the male bird and female bird of a single species.
Species
A classification of related organisms which have common characteristics and are capable of interbreeding and producing fertile offspring.
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