Crested Eagles are majestic birds of prey found in various parts of the world, and their breeding habits are of great interest to birdwatchers and naturalists alike. In this comprehensive blog post, we’ll explore the details of when Crested Eagles lay their eggs, providing you with a wealth of information to satisfy your curiosity.

Breeding Season for Crested Eagles

Crested Eagles are known to breed all year round, but the peak breeding season typically occurs during the months of July to November. This timeframe can vary slightly depending on the specific region and local environmental conditions.

During the breeding season, the female Crested Eagle will lay between 1 to 2 eggs, which are dull white in color and may be unmarked or lightly spotted with pale brown and lilac-gray markings.

Incubation Period

Image source: Long-crested eagle By Charles J. Sharp

The incubation period for Crested Eagle eggs is approximately 40 to 50 days. During this time, the female Crested Eagle will spend the majority of her time caring for the eggs, while the male takes on the responsibility of providing her with food.

Egg Size

While the exact dimensions of Crested Eagle eggs are not explicitly stated in the available information, it is known that they are typically larger than the eggs of their close relative, the Long-crested Eagle. The Long-crested Eagle’s eggs are reported to be around 60-70 mm in length and 45-55 mm in width.

Single-Egg Brooding

An interesting phenomenon observed in Crested Eagles is the practice of “single-egg brooding.” Despite the fact that the female can lay up to two eggs, researchers have never documented a nest with more than one young at a time. This adaptation is thought to be a strategy to ensure the survival of at least one offspring in the event of predation or other threats.

Nest Construction

Crested Eagles build their nests in the form of a large platform, made of sticks and placed in the central fork of a tall tree. These nests are typically located in moist woodland areas near grasslands, marshes, rivers, or streams. The same nest is often reused for several breeding seasons, with new sticks added each year.

Conclusion

In summary, Crested Eagles lay their eggs primarily during the breeding season, which spans from July to November in most regions. The female lays 1 to 2 eggs, which are incubated for 40 to 50 days. The practice of single-egg brooding is an interesting adaptation observed in these birds, ensuring the survival of at least one offspring. By understanding the breeding habits of Crested Eagles, we can better appreciate the fascinating world of these magnificent raptors.

References:

• Crested Eagle | The Peregrine Fund. (2021). Retrieved April 20, 2024, from https://peregrinefund.org/explore-raptors-species/eagles/crested-eagle
• Long-crested Eagle | The Peregrine Fund. (2021). Retrieved April 20, 2024, from https://peregrinefund.org/explore-raptors-species/eagles/long-crested-eagle
• Long-crested eagle – Facts, Diet, Habitat & Pictures on Animalia.bio. (n.d.). Retrieved April 20, 2024, from https://animalia.bio/long-crested-eagle
• Crested Eagle – The Canopy Family. (2018). Retrieved April 20, 2024, from https://canopytower.com/crested-eagle/.