Population density

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• Pairing success

• Fledgling

  A fledgling is a young bird that has recently left its nest (it has fledged) but is still dependent upon parental care and feeding.

• Nesting success

  The percent or proportion of reproductive pairs in a population that successfully build a nest and lay at least one egg. Alternatively, the probability that a reproductive pair within a defined population will successfully build a nest and lay at least one egg.

• Female

  Female (♀) is the sex of an organism, or a part of an organism, which produces ova (egg cells). The ova are defined as the larger gametes in a heterogamous reproduction system, while the smaller, usually motile gamete, the spermatozoon, is produced by the male. A female individual cannot reproduce...