White necked crows often act alone or in small groups of 3-5 or more than 10. In the morning, he flew to the field to look for food, and in the evening, he flew back to the trees near the village or on the edge of the forest for the night. Looking for food on the ground, he often moves forward step by step, turning his head and looking around from time to time. Alert, more difficult to approach than other crows. When people approach, they fly away far away. The song is louder than that of other crows. It often calls while flying, like “kaar kaar”. When resting, stretch your neck and cry.
Advantages and disadvantages of raising white necked crows at home how do white necked crows divide male and female
Advantages and disadvantages of raising white necked crows at home:
The perception ability of crows is comparable to that of primates, and their “intelligence” is no worse than that of chimpanzees and gorillas. The research report was jointly completed by two researchers from the Department of animal behavior and experimental psychology of the University of Cambridge in the UK and published in the journal Science on December 10.
How do white necked crows divide male and female?
Size measurement: body weight ♂ 385-700g, ♀ 435-535 g; Body length ♂ 450-535 mm, ♀ 440-497 mm; Mouth peak ♂ 47-59 mm, ♀ 49-54 mm; wing ♂ 314-350 mm, ♀ 299-334 mm; tail ♂ 177-222 mm, ♀ 175-199 mm; Tarsometatarsus ♂ 52-66 mm, ♀ 55-64 mm. (Note: ♂ Male; ♀ Female)
The back head and the upper part of the Xi extend white to the upper chest of the adult bird. The base of these white feathers is gray, and the feather axis is also gray; Other body feathers are black; Throat feathers lanceolate; The head and throat shine light purple blue; The primary flying feather has a light green luster. Androgynous. The feather color of young birds is similar to that of adult birds, but the white part is not obvious, but it is earthy yellow or light brown; The black part is dark and pure, and there is no purple green flash. Iris brown; The mouth, tarsometatarsus, toes and claws are black.