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Photo: © Cory Gregory eBird S65213326 Macaulay Library ML 214802911
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Streak-capped Spinetail

Cranioleuca hellmayri
Chamicero Coronado
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Song

Streak-capped Spinetail

Appearance: The Streak-capped Spinetail is a small bird around 15 cm (6 in) in length. It has a streaked cap, which is a key identifying feature. The rest of its plumage is brownish, with lighter underparts and a rufous tail. It has a long tail and a slender, pointed bill, typical of spinetails.
Habitat: The Streak-capped Spinetail is found in subtropical or tropical moist montane forests. It prefers elevations ranging from 1,500 to 3,000 m (4,900 to 9,800 ft).
Behavior: This species is insectivorous, feeding on a variety of small invertebrates. It often forages in pairs or small groups, moving actively through foliage. It is known for its agility and ability to move quickly through dense vegetation.
Breeding: Information about the breeding habits of the Streak-capped Spinetail is limited. It builds a cup-shaped nest in dense vegetation. Breeding behavior, including courtship and nesting specifics, is not well-documented but is presumed to be similar to related species.
Conservation Status: The Streak-capped Spinetail is classified as Least Concern by the IUCN Red List.

Distribution

The Streak-capped Spinetail is found in the Andean region at the Sierra Nevada de Santa Marta.

Taxonomy

The Streak-capped Spinetail (Cranioleuca hellmayri)
  • Kingdom: Animalia
  • Phylum: Chordata
  • Class: Aves (Birds)
  • Order: Passeriformes
  • Family: Furnariidae
  • Genus: Cranioleuca
  • Species: Cranioleuca hellmayri

Vocalization

These vocalizations are used for communication between individuals during the breeding season. The calls help in establishing territories and attracting mates. The specific sound of their call can vary slightly depending on the region and individual bird. 

The vocalizations of the Streak-capped Spinetail are common of many spinetails and other members of the Furnariidae family. They often produce a series of sharp, fast-paced calls or songs that can be described as chattering or trilling.

Purpose

Territorial Defense: Vocalizations are crucial for defending their territory against other birds. By calling, they can assert their presence and deter potential intruders.
Mate Attraction: During the breeding season, males often use vocalizations to attract females. The complexity and frequency of their calls can play a role in mate selection.
Communication: Vocalizations are used to maintain contact between pairs or family groups, especially in dense habitats where visual contact might be difficult.

Alarm Calls: They may also use specific calls to alert other birds of potential danger or predators in the area.