Category Archives for Reproduction

Bird Reproduction: Parental Care

Black Woodpecker (Dryocopus martius) with youn...

In the nidicolous species one of the first duties of parents is to dispose of the egg shells which could otherwise give away the position of the nest; they are either eaten or carried away as soon as they have … Continue reading

03. October 2011 by admin
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Birdwatching: Young and their development

Cup nest of a Redwing, with newly hatched chicks

Technically, the young birds from the time they hatch until they can fly are called ‘pulli’. But I shall call them ‘nestlings’ whilst they are in the nest, ‘chicks’ until they can fly and then ‘juveniles’ until they moult. During … Continue reading

03. October 2011 by admin
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Bird Reproduction: Incubation Period of Eggs

G. c. chloropus nest with small clutch of eggs...

There are no sharp divisions between one stage and the next. Even though many of a bird’s actions have been building up to egg-laying, nest-building may continue after the first egg has been laid as may also some of the … Continue reading

03. October 2011 by admin
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Birding Eggs and egg-laying

European Starling (Sturnus vulgaris), typical ...

Very few birds nest all the year round, most have a restricted breeding season, which in Britain and the temperate world is in spring and summer. Dr David Lack has shown that breeding is so timed that the young are … Continue reading

03. October 2011 by admin
Categories: Bird Watching - Behaviour, Reproduction | Tags: , , , , | Comments Off on Birding Eggs and egg-laying

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