Skip to main content

Javan kingfisher (Halcyon cyanoventris)

Cekakak Jawa or Javan kingfisher (Halcyon cyanoventris) is an animal species in Alcedinidae, birds that prey on insects, fish, shrimp and frogs that have habitats in open land in forests and agricultural land, especially near clean water and spread over an altitude of 1,000 meters.

H. cyanoventris has a medium size to 25-30 cm and a dark color. Adult birds have dark brown heads. Brown throat and collar. Purplish blue stomach and back. Black wing covers and bright blue flying feathers.

Dlium Javan kingfisher (Halcyon cyanoventris)


Iris is dark brown to black with a white circle border, large and wide beak that is red. Red legs. Large white patches on the wings are visible while flying. Juvenile bird with whitish throat.

Cekakak Jawa is often found in open land and near sources of clean water, often visiting rice fields, fish ponds, drying brackish, pasture, bush and others.

Hunting in open grass and rarely over water. The prey is insects and small animals, including water beetle larvae, fish, shrimp and frogs. Often seen perched on a stake or in a lonely low branch of a tree. This bird is mostly silent, but a distinctive sound is often heard.

Javan kingfisher nests in March and September for 3-4 eggs, white and placed in a nest in the form of a channel or tunnel in the ground, open river banks and exposed to the sun.



Cekakak jawa is related to the species in Halcyon and the same habitat, sometimes even considered to be the same species, but never results in interbreeding which indicates that these two taxa are different species.

Kingdom: Animalia
Phylum: Chordata
Subphylum: Vertebrata
Class: Aves
Order: Coraciiformes
Family: Alcedinidae
Genus: Halcyon
Species: Halcyon cyanoventris

Popular Posts

Screw tree (Helicteres isora)

Screw tree ( Helicteres isora ) is a species of plant in the Malvaceae family. It is a shrub or small tree, up to 8 meters tall. It has gray bark and alternate leaves, up to 22 cm long and 17 cm wide, oval in shape, with serrated edges and hairs. The flowers are red or white and reach a total length of 5.5 cm. The fruit is green when unripe, brown or gray when dry, twisted, spiral-shaped, and pointed at the tip. The seeds are black or brown, shiny, and diagonal, triangular, or rectangular. TAXON Kingdom: Plantae Phylum: Tracheophyta Subphylum: Angiospermae Class: Magnoliopsida Order: Malvales Family: Malvaceae Subfamily: Helicteroideae Tribe: Helictereae Genus: Helicteres Pluk. ex L. in Sp. Pl.: 963 (1753) Species: Helicteres isora L. in Sp. Pl.: 963 (1753) HETEROTYPIC SYNONYMS Helicteres baruensis var. ovata DC. in Prodr. 1: 476 (1824) Helicteres chrysocalyx Miq. ex Mast. in J.D.Hooker, Fl. Brit. India 1: 365 (1874) Helicteres corylifolia Buch.-Ham. ex Dillwyn in Rev. Hortus Malab....

Red lip (Syzygium myrtifolium)

Pucuk merah or daun pucuk merah or red lip ( Syzygium myrtifolium ) is a plant species in the Myrtaceae, a medium tree with a cylindrical trunk and produces cambium, up to 5 meters high, bark rough and light brown, many branches and strong roots. S. myrtifolium has oval-shaped leaves, pointed tip and base, up to 7 cm long, up to 2 cm wide, a vein in the middle, flat margins, shiny surface, bright red leaf buds and will turn green over time. The flowers are compound and arranged in panicles. The flowers bloom with a stigma in the center and are white. The fruit is round and up to 1 cm in diameter, the middle of the upper surface has a depression and is shiny black when ripe. This species grows in forests, agricultural land, roadsides and abandoned lands. This tree has a root structure that goes deep into the ground and is sturdy so it is often used to rehabilitate land, prevent landslides and store water reserves. This tree has a greater ability to absorb CO2 than other types of pla...

Yellow garden spider (Argiope appensa)

Yellow garden spider ( Argiope appensa ) is a species of spider in Araneidae that lives on the coast to forests on islands in the western Pacific Ocean. Black and yellow females are striking and have a length of 5.1-6.4 cm including long legs, while males are brown and have a length of about 1.9 cm. A. appensa lives on cliffs in the hills at 600 m above sea level in Kewu plain to rice fields in the lowlands. They make nests at a height of 1.5 meters from the ground between teak ( Tectona grandis ), sonokeling ( Dalbergia latifolia ), sonosiso ( Dalbergia sissoo ), crown flower ( Calotropis gigantea ) and various grasses. Yellow garden spiders grow in large sizes, but are not toxic to humans. Advanced builds ball-shaped nets and most of them make stabilizers which are zigzag-shaped lines in nets made of thicker bands. This species spends more time in stationary and sits in the middle of the net with its head down to wait for insects to be entangled in fine silk thread. Unli...