Birds exhibit a wide variety of fascinating nesting and offspring-rearing behaviors throughout their lifecycle. Against the odds, they protect and guide their young from hatching to leaving the nest ...

Nesting Cycle Chipping Sparrow nest by Red Wing Birding More than 700 bird species breed in North America, and the variations in their behaviors are fascinating and complex. Different species find ...

There are two basic life-cycle patterns among animals. Many animals have complex life cycles with two or more very distinct stages; metamorphosis is the usual term for the often-radical changes that ...