In the territorial world of nature, it’s not uncommon for older males to give way to the younger generation, albeit with a fight. Researchers have recently discovered that this is not necessarily the case with mature white-crowned sparrow males.
While zebra finch females utter single note, low-pitched calls, males have the ability to sing in a variety of frequencies, even producing a whistle that goes beyond a piano keyboard’s high end. Male birds make use of song to attract mates and to protect their territory. It is believed that the varied frequency of songs may be more attractive to females, as well as providing greater and more precise information.
While being fairly nondescript in appearance, the nightingale is legendary for its amazing singing ability, which can often be heard at night, as well as in daylight hours. The name nightingale literally means ‘night songstress’ revealing the misconception early writers had that it is the female that produces the complex range of trills, whistles and gurgles, when in fact it is the male. It has long puzzled researchers as to where exactly in Africa these migratory birds spent the northern hemisphere’s winter months.
Bird breeding generally begins as the daylight hours of summer increase. Territorial behavior becomes evident with males selecting and defending their territory by means of singing and flight displays. Territories vary in size depending on availability of food and requirements of birds breeding in the area. When a female enters a male’s territory she may […]
The Golden eagle’s scientific name is Aquila chrysaetos and it is part of the Booted or True Eagle family. These beautiful birds can be found throughout the northern hemisphere, living in prairie coulees, mountainous areas and in rugged terrains that create a profuse amount of updrafts. The golden eagle is about 3 feet or just […]