Latest Passer Stories
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A new study of territorial songs used by chipping sparrows to defend their turf reveals that males sometimes will form a "dear enemy" alliance with a weaker neighbor to prevent a stronger rival from moving in.
Researchers at the University of Veterinary Medicine, Vienna have discovered that tree sparrows can recognize eggs deposited by other tree sparrows but do not always reject them.
Scientists unlock mysteries of invasive species by studying English sparrows which have spread to Kenya.
An international team lead by the University of Granada has found that female sparrows will invest more energy into laying eggs according to the male's ability to fill the nest with feathers which serve to insulate the chicks from the cold and keep them alive.
Song sparrows typically employ an increasingly threatening signal strategy aimed at running off trespassing rivals.
The Iago Sparrow (Passer iagoensis), also known as the Cape Verde Sparrow, is a member of the Old World sparrow family. It is native to the Cape Verde Islands where it is very common on most islands except for Fogo and is scarce on Santa Luzia, Branco and Sal. It can be found in a wide variety of habitats but is most commonly found in lava plains, desert and dry scrub. The Iago Sparrow is a little over 5 inches long with a 6.75 to 7.75 inch wingspan. The male has a black crown, throat and...
The Tree Sparrow (Passer montanus), breeds over much of Europe and Siberia. Allied forms of this species also occur in other parts of Asia. It has been introduced to Australia and the United States as well. In the United States it is known as the Eurasian Tree Sparrow or German Sparrow to differentiate it from the native, unrelated American Tree Sparrow. In some parts of its natural range, the Tree Sparrow is declining in population due to changes in farming methods. The Tree Sparrow is 5...
The Swahili Sparrow (Passer suahelicus), is a species of sparrow that is found in the savanna of southern Kenya and Tanzania. It was once considered a race of Gray-headed Sparrow. It does in fact hybridize with the Gray-headed Sparrow in southern Tanzania and possibly elsewhere. Photo Copyright and Credit
The Gray-headed Sparrow (Passer griseus), is a breeding bird found in much of tropical Africa. It occurs in a wide range of open habitats, including open woodlands and human habitation. It is mainly resident in its range, but there is some seasonal migration, and flocks of up to 50 birds form outside the breeding season. The adult Gray-headed Sparrow has a pale gray head with a white mustache stripe, pale brown upperparts, whitish underparts and chestnut wings with a small white shoulder...
The Cape Sparrow (Passer melanurus), also called the Mossie, is a species of sparrow that lives in dry areas of southern Africa. Photo Copyright and Credit
- A member of the swell-mob; a genteelly clad pickpocket. Sometimes mobsman.