Why does Clutch Size Vary Between Bird Species - Birding
A common question that many birders have often is asked is why one species of birds may only lay a few eggs while another species may lay many eggs. The common term for how many eggs are laid by each bird species is the clutch size. A group of ... [... more]
Bella Online |
Bird species dynamics in a managed southern boreal ...
 Author: R. Virkkala Binding: Digital Format: HTML Publication Date: 2004-06-28 [... more]
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Amazon.com |
Bird Watching -- Building a Simple Platform Feeder
By offering the right foods and conditions, you can attract a variety of bird species to your yard, including some of the beautiful and less common ones like the oriole. Bird-watching factoid: The metabolic rate of hummingbirds is so fast that ... [... more]
DIYnet |
Managing Birds
Several bird species may cause substantial damage by feeding on ripening fruit. Bird damage usually is most severe in orchards that are adjacent to wild or brushy areas where birds find refuge, breeding sites, and other sources of food. Regular ... [... more]
University of California IPM |
How to Remove Bird Dust from Your Air
All birds create some dust or powder, but there are some bird species that create a lot more of it than others, and breathing this dust constantly is not healthy for you or your bird. Here are 3 ways to effectively remove bird dust from your air ... [... more]
eHow |
Science News for Kids: Snapshot: A Bowerbird's Guide to ...
To attract a mate, male bowerbirds go for a cheaper, low-key look instead of showy decorations. Most of us like to have something nice to wear on a first date. A new shirt, perhaps, or a pretty bracelet. We're not alone. For some bird species, ... [... more]
Science News for Kids |
Study: Hundreds of Bird Species Endangered by 2050
New projections say climate change and habitat destruction will imperil birds. A Green Bee-eater from India. Credit: stock.xchng. No usage restrictions. At least 400 species of birds could become endangered within the next 50 years as a result of ... [... more]
Live Science |
Bigger Brains Help Birds Dodge Death
A study that compared brain and body sizes with mortality rates for 220 bird species suggests why one bird flits deftly away from traffic while another becomes road kill. For birds, size matters in one key organ. Those with bigger noggins ... [... more]
Live Science |
Bird species richness in relation to isolation of aspen ...
Author: Gail M. Turchi Author: Patricia L. Kennedy Author: Dean Urban Author: Dale Hein Binding: Digital Format: HTML Number Of Pages: 15 Publication Date: 1995-09-01 Release Date: 2005-07-28 [... more]
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Amazon.com |
Confirmation of nesting in Mexico for four bird species ...
Author: Richard A. Erickson Author: Thomas E. Wurster Binding: Digital Format: HTML Number Of Pages: 6 Publication Date: 1998-03-01 Release Date: 2005-07-28 [... more]
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Amazon.com |
Endangered and declining bird species of abandoned ...
Author: G. Orlowski Binding: Digital Format: HTML [... more]
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Amazon.com |
The level of threat to restricted-range bird species can ...
Author: J.P.W. Scharlemann Author: A. Balmford Author: R.E. Green Binding: Digital Format: HTML Publication Date: 2005-06-01 [... more]
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Amazon.com |
